AIPMT 2010 Mains | NEET Year Wise Previous Years Questions

Biology

Chemistry

1. A 0.66 kg ball is moving with a speed of 100 m/s. The associated wavelength will be (h = 6.6 $$ \times $$ 10$$-$$34 J s 2. Among the elements Ca, Mg, P and Cl, the order of increasing atomic radii is 3. Among the following which one has the highest cation to anion size ratio ? 4. Some of the properties of the two species, $$NO_3^ - $$ and $${H_3}{O^ + }$$ are described below. Which one of them i 5. In which of the following molecules the central atom does not have sp3 hybridization? 6. The pressure exerted by 6.0 g of methane gas in a 0.03 m3 vessel at 129oC is (Atomic masses : C = 12.01, H = 1.01 and 7. Match List I (Equations) with List II (Type of processes) and select the correct option. .tg {border-collapse:collaps 8. Three moles of an ideal gas expanded spontaneously into vacuum. The work done will be 9. For vaporization of water at 1 atmospheric pressure, the values of $$\Delta $$H and $$\Delta $$S are 40.63 kJ mol$$-$$1 10. The following two reactions are known Fe2O3(s) + 3CO(g) $$ \to $$ 2Fe(s) + 3CO2(g); $$\Delta $$H = $$-$$ 26.8 kJ FeO(s) 11. The reaction, 2A(g) + B(g) $$\rightleftharpoons$$ 3C(g) + D(g) is begun with the concentrations of A and B both at an 12. The IUPAC name of the compound CH3CH$$=$$CHC$$ \equiv $$CH is 13. Which of the following species is not electrophilic in nature? 14. Which of the following conformers for ethylene glycol is most stable? 15. In the following reaction the product 'X' is 16. Following compounds are given Which of the above compound(s), on being warmed with iodine solution and NaOH, will give 17. When glycerol is treated with excess of HI, it produces 18. Match the compounds given in List I with their characteristic reactions given in List II. Select the correct option. .t 19. Some statements about heavy water are given below: (i)  Heavy water is used as a moderator in nuclear reactors 20. The compound A on heating gives a colourless gas and a residue that is dissolved in water to obtain B. Excess of CO2 is 21. Which one of the following compounds will be most readily dehydrated? 22. Fructose reduces Tollen's reagent due to 23. Which of the following expressions correctly represents the equivalent conductance at infinite diluation of Al2(SO4)3. G 24. Consider the following relations for emf of an electrochemical cell (i)   EMF of cell = (Oxidation potential o 25. The rate of the reaction, 2NO + Cl2 $$ \to $$ 2NOCl is given by the rate equation rate = k[NO]2[Cl2]. The value of the r 26. How many bridging oxygen atoms are present in P4O10? 27. Match List I (substances) with List II (processes) employed in the manufacture of the substances and select the correct 28. Which of the following oxidation states is the most common among the lanthanoids?

Physics

1. A student measures the distance traversed in free fall of a body, initially at rest, in a given time. He uses this data 2. The speed of a projectile at its maximum height is half of its initial speed. The angle of projection is 3. A particle moves in x-y plane according to rule x = asin$$\omega $$t and y = acos$$\omega $$t. The particle follows 4. A particle of mass M, starting from rest, undergoes uniform acceleration. If the speed acquired in time T is V, the powe 5. From a circular disc of radius R and mass 9M, a small disc of mass M and radius $${R \over 3}$$ is removed concentricall 6. A solid cylinder and a hollow cylinder, both of the same mass and same external diameter are released from the same heig 7. A thin circular ring of mass M and radius r is rotating about its axis with constant angular velocity $$\omega $$. Two o 8. The additional kinetic energy to be provided to a satellite of mass m revolving around a planet of mass M, to transfer i 9. (1)   Centre of gravity (C.G) of a body is the point at which the weight of the body acts (2) &nbsp 10. The dependence of acceleration due to gravity g on the distance r from the centre of the earth, assumed to be a sphere o 11. If cp and cv denote the specific heats (per unit mass of an ideal gas of molecular weight M, then 12. A monatomic gas at pressure P1 and volume V1 is compressed adiabatically to $${{1 \over 8}^{th}}$$ of its original volum 13. Two parallel metal plates having charges +Q and $$-$$Q face each other at a certain distance between them. If the plates 14. The electric field at a distance $${{3R} \over 2}$$ from the centre of a charged conducting spherical shell of radius R 15. A current loop consists of two identical semicircular parts each of radius R, one lying in the x-y plane and the other i 16. A particle having a mass of 10$$-$$2 kg carries a charge of 5 $$ \times $$ 10$$-$$8 C. The particle is given an initial 17. A closely wound solenoid of 2000 turns and area of cross-section 1.5 $$ \times $$ 10$$-$$4 m2 carries a current of 2.0 A 18. Two identical bar magnets are fixed with their centers at a distance d apart. A stationary charge Q is placed at P in be 19. The magnetic moment of a diamagnetic action is 20. A condenser of capacity C is charged to a potential difference of V1. The plates of th condenser are then connected to a 21. The electric field of an electromagnetic wave in free space is given by $$\overrightarrow E = 10\cos ({10^7}t + kx)\wid 22. The speed of light in media M1 and M2 are 1.5 $$ \times $$ 108 m/s and 2.0 $$ \times $$ 108 m/s respectively. A ray of l 23. A rays of light is incident on a 60o prism at the minimum deviation position. The angle of refraction at the first face 24. When monochromatic radiation of intensity $$I$$ falls on a metal surface, the number of photoelectrons and their maximum 25. The electron in the hydrogen atom jumps from excited state (n = 3) to its ground state (n = 1) and the photons thus emit 26. The decay constant of a radio isotope is $$\lambda $$. If A1 and A2 are its activities at times t1 and t2 respectively, 27. The binding energy per nucleon in deuterium and helium nuclei are 1.1 MeV and 7.0 MeV, respectively. When two deuterium 28. The following figure shows a logic gate circuit with two inputs A and B and the output Y. The voltage waveforms of A, B 29. For transistor action (1)  Base, emitter and collector regions should have similar size and doping concentrati

AIPMT 2010 Mains

MCQ (Single Correct Answer)

-1

The electron in the hydrogen atom jumps from excited state (n = 3) to its ground state (n = 1) and the photons thus emitted irradiate a photosensitive material. If the work function of the material is 5.1 eV, the stopping potential is estimated to be (the energy of the electron in n^th state E_n = $${{ - 13.6} \over {{n^2}}}eV$$)

5.1 V

12.1 V

17.2 V

7 V

AIPMT 2010 Mains

MCQ (Single Correct Answer)

-1

The binding energy per nucleon in deuterium and helium nuclei are 1.1 MeV and 7.0 MeV, respectively. When two deuterium nuclei fuse to form a helium nucleus the energy released in the fusion is

23.6 MeV

2.2 MeV

28.0 MeV

30.2 MeV

AIPMT 2010 Mains

MCQ (Single Correct Answer)

-1

Out of Syllabus

The decay constant of a radio isotope is $$\lambda $$. If A₁ and A₂ are its activities at times t₁ and t₂ respectively, the number of nuclei which have decayed during the time (t₁ $$-$$ t₂)

A₁t₁ $$-$$ A₂t₂

A₁ $$-$$ A₂

(A₁ $$-$$ A₂)/$$\lambda $$

$$\lambda ({A_1} - {A_2})$$

AIPMT 2010 Mains

MCQ (Single Correct Answer)

-1

Out of Syllabus

For transistor action
(1)  Base, emitter and collector regions should have similar size and doping concentrations.
(2)  The base region must be vety thin and lightly doped.
(3)  The emitter-base junction is forward biased and base-collector junction is reverse biased.
(4)  Both the emitter-base junction as well as the base-collector junction are forward biased.

Which one of the following pairs of statements is correct?

(4) and (1)

(1) and (2)

(2) and (3)

(3) and (4)

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