AIPMT 2010 Prelims
Paper was held on Sat, Apr 3, 2010 10:00 AM
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Biology

Single-celled eukaryotes are included in
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Virus envelope is known as
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One of the free-living, anaerobic nitrogen-fixer is
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Some hyperthermophilic organisms that grow in highly acidic (pH 2) habitats belong to the two groups
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Membrane-bound organelles are absent in
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Male and female gametophytes are independent and free-living in
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Algae have cell wall made up of:
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One example of animals having a single opening to the outside that serves both as mouth as well as anus is
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Which one of the following statements about all the four of Spongilla, leech, dolphin and penguin is correct?
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Which one of the following kinds of animals are triploblastic?
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Which one of the following statements about certain given animals is correct?
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Keel is characteristic of the flowers of
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Ovary is half-inferior in the flowers of
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The scutellum observed in a grain of wheat or maize is comparable to which part of the seed in other monocotyledons?
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The technical term used for the androecium in a flower of China rose (Hibiscus rosa sinensis) is
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During mitosis, ER and nucleolus begin to disappear at
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An element playing important role in nitrogen fixation is
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Which one of the following is not a micronutrient?
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PGA as the first CO2 fixation product was discovered in photosynthesis of
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C4 plants are more efficient in photosynthesis than C3 plants due to
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The energy-releasing metabolic process in which substrate is oxidised without an external electron acceptor is called
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Phototropic curvature is the result of uneven distribution of
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Photoperiodism was first characterised in
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Coiling of garden pea tendrils around any support is an example of
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Carrier ions like Na+ facilitate the absorption of substances like
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If for some reason our goblet cells are nonfunctional, this will adversely affect.
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What is true about RBCs in humans?
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Listed below are four respiratory capacities (i $$-$$ iv) and four jumbled respiratory volumes of a normal human adult.
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If due to some injury the chordae tendinae of the tricuspid valve of the human heart is partially non-functional, what w
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Which two of the following changes (i $$-$$ iv) usually tend to occur in the plain dwellers when they move to high altit
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Which one of the following statements in regard to the excretion by the human kidneys is correct?
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The principal nitrogenous excretory compound in humans is synthesised
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Which one of the following is the correct description of a certain part of a normal human skeleton?
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The nerve centres which control the body temperature and the urge for eating are contained in
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Injury to adrenal cortex is not likely to affect the secretion of which one of the following?
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Low Ca++ in the body fluid may be the cause of
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Which one of the following pairs is incorrectly matched?
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Toxic agents present in food which interfere with thyroxine synthesis lead to the development of
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select the correct matching of a hormone, its source and function.
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Apomictic embryos in Citrus arise form
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Wind pollinated flowers are
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Transfer of pollen grains from the another to the stigma of another flower of the same plant is called
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Sertoli cells are found in :
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Vasa efferentia are the ductules leading from :
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The first movements of the foetus and appearance of hair on its head are usually observed during which month of pregnanc
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Seminal plasma in human males is rich in
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The second maturation division of the mammalian ovum occurs
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Which one of the following statements about human sperm is correct?
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Which one of the following statements about morula in humans is correct?
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The part of Fallopian tube closest to the ovary is
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In vitro fertilization is a technique that involves transfer of which one of the following into the fallopian tube?
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The permissible use of the technique aminocentesis is for
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Cu ions released from copper-releasing Intra Uterine Devices (IUDs) –
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Which one of the following symbols and its representation, used in human pedigree analysis is correct –
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ABO blood groups in humans are controlled by the gene I. It has three alleles – IA, IB and i. Since there are three dif
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The genotype of a plant showing the dominant phenotype can be determined by –
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Select the correct statement from the ones given below with respect to dihybrid cross –
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Which one of the following cannot be explained on the basis of Mendel's Law of Dominance?
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Which one of the following does not follow the central dogma of molecular biology ?
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Which one of the following palindromic base sequences in DNA can be easily cut at about the middle by some particular re
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The one aspect which is not a salient feature of genetic code, is its being –
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Select the two correct statements out of the four (a-d) statements given below about lac operon. (a) Glucose or galacto
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Darwin's finches are a good example of –
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Widal test is used for the diagnosis of –
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Ringworm in humans is caused by :
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Which one of the following statements is correct with respect to AIDS ?
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Infectious proteins are present in –
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Select the correct statement from the ones given below :
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Breeding of crops with high levels of minerals, vitamins and proteins is called –
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The common nitrogen-fixer in paddy fields is –
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Which one of the following not used in organic farming ?
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A common biocontrol agent for the control of plant diseases is –
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Select the correct statement from the following:
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DNA or RNA segment tagged with a radioactive moleculer is called –
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Which one of the following is used as vector for cloning genes into higher organisms ?
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Restriction endonucleases are enzymes which –
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Which of the following are used in gene cloning ?
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Stirred-tank bioreactors have been designed for –
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The genetically-modified (GM) brinjal in India has been developed for:
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An improved variety of transgenic basmati rice
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Genetic engineering has been successfully used for producing –
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Some of the characteristics of Bt cotton are –
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The figure given below is a diagrammatic representation of response of organisms to abiotic factors. What do a, b and c
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Which one of the following is one of the characteristics of a biological community?
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The biomass available for consumption by the herbivores and the decomposers is called –
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Study the four statements (a–d) given below and select the two correct ones out of them – (a) A lion eating a deer and
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Which one of the following is an example of ex situ conservation ?
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A renewable exhaustible natural resource is –
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dB is a standard abbreviation used of the quantitative expression of –
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The two gases making highest relative contribution to the green house gases are –
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Which one of the folliwng is not a lateral meristem ?
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Heartwood differs from sapwood in –
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The chief water conducting elements of xylem in gymnosperms are :
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The cells lining the blood vessels belongs to the category of :
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The plasma membrane consists mainly of –
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The main area of variuos types of activites of a cell is –
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Which one of the following has its own DNA?
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Which one of the following structures between two adjacent cells is an effective transport pathway?
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Which stages of cell division do the following figures A and B represent respectively?
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Chemistry

The number of atoms in 0.1 mol of a triatomic gas is (NA = 6.02 $$ \times $$ 1023 mol$$-$$1)
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25.3 g of sodium carbonate, Na2CO3 is dissolved in enough water to make 250 mL of solution. If sodium carbonate dissocia
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The correct order of the decreasing ionic radii among the following isoelectronic species is
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Which of the following represents the correct order of increasing electron gain enthalpy with negative sign for the elem
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Which one of the following species does not exist under normal conditions?
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In which of the following pairs of molecules/ ions, the central atoms have sp2 hybridisation ?
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In which one of the following species the central atom has the type of hybridization which is not the same as that prese
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For an endothermic reaction, energy of activation is Ea and enthalpy of reaction is $$\Delta $$H (both of these in kJ/mo
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Standard entropies of X2, Y2 and XY3 are 60, 40 and 50 J K$$-$$1 mol$$-$$1 respectively. For the reaction 1/2X2 + 3/2Y
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If pH of a saturated solution of Ba(OH)2 is 12, the value of its Ksp is
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In a buffer solution containing equal concentration of B$$-$$ and HB, the Kb for B$$-$$ is 10$$-$$10. The pH of buffe
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In which of the following equilibrium Kc and Kp are not equal?
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What is [H+] in mol/L of a solution that is 0.20 M in CH3COONa and 0.10 M in CH3COOH? Ka for CH3COOH = 1.8 $$ \times $
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Which one of the following is most reactive towards electrophilic reagent?
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In the following the most stable conformation of n-butane is
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Liquid hydrocarbons can be converted to a mixture of gaseous hydrocarbons by
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The reaction of toluene with Cl2 in presence of FeCl3 gives X and reaction in presence of light gives Y. Thus, X and Y a
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In a set of reactions, ethylbenzene yielded a product D. D would be
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Which one is most reactive towards SN1 reaction?
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The correct order of increasing reactivity of C$$-$$X bond towards nucleophile in the following compounds is
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Given are cyclohexanol (I), acetic acid (II), 2, 4, 6-trinitrophenol (III) and phenol (IV). In these the order of decrea
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Among the following four compounds (i)  Phenol (ii)  Methyl phenol (iii)  Meta-nitropheno
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Which of the following compounds has the most acidic nature?
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Property of the alkaline earth metals that increases with their atomic number
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Which of the following alkaline earth metal sulphates has hydration enthalpy higher than the lattice enthalpy?
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Which one of the following compounds is a peroxide?
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Acetamide is treated with the following reagents separately. Which one of these would yield methyl amine?
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Which of the following reactions will not result in the formation of carbon-carbon bonds?
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Among the given compounds, the most susceptible to nucleophilic attack at the carbonyl group is
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Which of the following statements about primary amines is false?
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Aniline in a set of the following reactions yielded a coloured product Y. The structure of 'Y' would be
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Which one of the following does not exhibit the phenomenon of mutaroation?
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Which of the following structures represents neoprene polymer?
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AB crystallizes in a body centered cubic lattice with edge length '$$a$$' equal to 387 pm. The distance between two oppo
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A solution of sucrose (molar mass = 342 g mol$$-$$) has been prepared by dissolving 68.5 g of sucrose in 1000 g of water
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An aqueous solution is 1.00 molal in KI. Which change will cause the vapour pressure of the solution to increase?
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For the reduction of silver ions with copper metal, the standard cell potential was found to be + 0.46 V at 25oC. The va
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An increase in equivalent conductance of a strong electrolyte with dilution is mainly due to
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For the reaction N2O5(g) $$ \to $$  2NO2(g) + 1/2O2(g) the value of rate of disappearance of N2O5 is given a
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During the kinetic study of the reaction, 2A + B $$ \to $$ C + D, following results were obtained .tg {border-collapse
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Which one of the following molecular hydrides acts as a Lewis acid?
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The tendency of BF3, BCl3 and BBr3 to behave as Lewis acid decreases in the sequence
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Oxidation states of P in H4P2O5, H4P2O6, H4P2O7 are respectively
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The correct order of increasing bond angles in the following species is
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Which of the following ions will exhibit colour in aqueous solutions?
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Which of the following pairs has the same size?
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Which of the following ions has electronic configuration [Ar]3d6? (At. nos. Mn = 25, Fe = 26, Co = 27, Ni = 28)
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Which one of the following is employed as a tranquilizer drug?
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The existance of two different coloured complexes with the composition of [Co(NH3)4Cl2]+ is due to
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Crystal field stabilization energy for high spin d4 octahedral complex is
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Which of the following complex ions is not expected to absorb visible light?
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Which one of the following complexes is not expected to exhibit isomerism?
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Physics

The dimension of $${1 \over 2}{\varepsilon _0}{E^2}$$, where $${\varepsilon _0}$$ is permittivity of free space and E is
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A particle moves a distance x in time t according to equation x = (t + 5)$$-$$1. The acceleration of particle is proport
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A ball is dropped from a high rise platform at t = 0 starting from rest. After 6 seconds another ball is thrown downward
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A particle has initial velocity $$\left( {3\widehat i + 4\widehat j} \right)$$ and has acceleration $$\left( {0.4\wideha
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Six vectors, $$\overrightarrow a $$ through $$\overrightarrow f $$ have the magnitudes and directions indicated in the f
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A block of mass m is in contact with the cart C as shown in the figure. The coefficient of static friction between the b
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A ball moving with velocity 2 m/s collides head on with another stationary ball of double the mass. If the coefficient o
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An engine pumps water through a hose pipe. Water passes through the pipe and leaves it with a velocity of 2 m/s. The mas
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A circular disk of moment of inertia $${I_t}$$ is rotating in a horizontal plane, about its symmetry axis, with a consta
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Two particles which are initially at rest, move towards each other under the action of their internal attraction. If the
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A gramophone record is revolving with an angular velocity $$\omega $$. A coin is placed at a distance r from the centre
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A particle of mass M is situated at the centre of a spherical shell of same mass and radius a. The magnitude of the grav
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The radii of circular orbits of two satellites A and B of the earth, are 4R and R, respectively. If the speed of satelli
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A man of 50 kg mass is standing in a gravity free space at a height of 10 m above the floor. He throws a stone of 0.5 kg
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A cylindrical metallic rod in thermal contact with two reservoirs of heat at its two ends conducts an amount of heat Q i
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The total radiant energy per unit area, normal to the direction of incidence, received at a distance R from the centre o
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Assuming the sun to have a spherical outer surface of radius r, radiating like a black body at temperature toC, the powe
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If $$\Delta $$U and $$\Delta $$W represent the increase in internal energy and work done by the system respectively in a
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The displacement of a particle along the x-axis is given by x = asin2$$\omega $$t. The motion of the particle correspond
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The period of oscillation of a mass M suspended from a strong of negligible mass is T. If along with it another mass M i
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A transverse wave is represented by y = Asin($$\omega $$t $$-$$ kx). For what value of the wavelength is the wave veloc
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A tuning fork of frequency 512 Hz makes 4 beats per second with the vibrating string of a piano. The beat frequency decr
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A square surface of side L meter in the plane of the paper is placed in a uniform electric field $$E$$(volt/m) acting al
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Two positives ions, each carrying a charge q, are separated by a distance d. If F is the force of repulsion between the
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A series combination of n1 capacitors, each of value C1, is charged by a source of potential difference 4V. When another
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Consider the following two statements. (A)  Kirchoff's junction law follows from the conservation of charge.
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A potentiometer circuit is set up as shown. The potential gradient, across the potentiometer wire, is k volt/cm and the
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Charge q is uniformly spread on a thin ring of radius R. The ring rotates about its axis with a uniform frequency $$f$$
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A galvanometer has a coil of resistance 100 ohm and gives a full scale deflection for 30 mA current. If it is to work as
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A galvanometer has a coil of resistance 100 ohm and gives a full scale deflection for 30 mA current. If it is to work as
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A square current carrying loop is suspended in a uniform magnetic field acting in the plane of the loop. If the force on
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Electromagnets are made of soft iron because soft iron has
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A vibration magnetometer placed in magnetic meridian has a small bar magnet. The magnet executes oscillations with a ti
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A conducting circular loop is placed in a uniform magnetic field, B = 0.025 T with its plane perpendicular to the loop.
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In the given circuit the reading of voltmeter V1 and V2 are 300 volts each. The reading of the voltmeter V3 and ammeter
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A 220 volt input is supplied to a transformer. The output circuit draws a current of 2.0 ampere at 440 volts. If the eff
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Which of the following statement is false for the properties of electromagnetic waves ?
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A lens having focal length f and aperture of diameter d forms an image of intensity I. Aperture of diameter $${d \over 2
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A ray of light travelling in a transparent medium of refractive index $$\mu $$, falls on a surface separating the medium
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A beam of cathode rays is subjected to crossed electric (E) and magnetic fields (B). The fields are adjusted such that t
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The potential difference that must be applied to stop the fastest photoelectrons emitted by a nickel surface, having wor
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A source S1 is producing, 1015 photons per second of wavelength 5000 $$\mathop A\limits^ \circ $$. Another source S2 is
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The activity of a radioactive sample is measured as N0 counts per minute at t = 0 and N0/e counts per minute at t = 5 mi
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The mass of a $${}_3^7Li$$ Li nucleus is 0.042 u less than the sum of the masses of all its nucleons. The binding energy
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The energy of a hydrogen atom in the ground state is $$-$$ 13.6 eV. The energy of a He+ ion in the first excited state
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The energy of a hydrogen atom in the ground state is $$-$$ 13.6 eV. The energy of a He+ ion in the first excited state w
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An alpha nucleus of energy $${1 \over 2}$$ mv2 bombards a heavy nuclear target of charge Ze. Then the distance of close
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To get an output Y = 1 in given circuit which of the following input will be correct ?
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Which one of the following statement is false ?
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The device that can act as a complete electronic circuit is
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Which one of the following bonds produces a solid that reflects light in the visible region and whose electrical conduc
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A common emitter amplifier has a voltage gain of 50, an input impedance of 100 $$\Omega $$ and an output impedance of 20
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