1
NEET 2013
MCQ (Single Correct Answer)
+4
-1
A wave travelling in the + ve x-direction having displacement along y-direction as 1 m, wavelength 2$$\pi $$ m and frequency of $${1 \over \pi }$$ Hz is represented by
2
NEET 2013
MCQ (Single Correct Answer)
+4
-1
A source of unknown frequency gives 4 beats/s when sounded with a source of known frquency 250 Hz. The second harmonic of the source of unknown frequency gives five beats per second, when sounded with a source of frequency 513 Hz. The unknown frequency is
3
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
A train moving at a speed of 220 m s$$-$$1 towards a stationary object, emits a sound of frequency 1000 Hz. Some of the sound reaching the object gets reflected back to the train as echo. The frequency of the echo as detected by the driver of the train is
(Speed of sound in air is 330 m s$$-$$1)
(Speed of sound in air is 330 m s$$-$$1)
4
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
The equation of a simple harmonic wave is given by
y = 3 sin$${\pi \over 2}$$(50t $$-$$ x),
where x and y are in metres and t is in seconds. The ratio of maximum particle velocity to the wave velocity is
y = 3 sin$${\pi \over 2}$$(50t $$-$$ x),
where x and y are in metres and t is in seconds. The ratio of maximum particle velocity to the wave velocity is
Questions Asked from Waves (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
NEET 2024 (Re-Examination) (1)
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AIPMT 2006 (5)
AIPMT 2005 (1)
AIPMT 2004 (2)
AIPMT 2003 (1)
AIPMT 2002 (2)
AIPMT 2001 (3)
AIPMT 2000 (3)
NEET Subjects
Physics
Mechanics
Units & Measurement Motion in a Straight Line Motion in a Plane Laws of Motion Work, Energy and Power Center of Mass and Collision Rotational Motion Gravitation Properties of Matter Heat and Thermodynamics Oscillations Waves
Electricity
Electrostatics Current Electricity Capacitor Moving Charges and Magnetism Magnetism and Matter Electromagnetic Induction Alternating Current Electromagnetic Waves
Optics
Modern Physics
Chemistry
Physical Chemistry
Some Basic Concepts of Chemistry Structure of Atom Redox Reactions Gaseous State Chemical Equilibrium Ionic Equilibrium Solutions Thermodynamics Electrochemistry Chemical Kinetics Nuclear Chemistry Solid State Surface Chemistry
Inorganic Chemistry
Periodic Table and Periodicity Chemical Bonding and Molecular Structure Processes of Isolation of Elements s-Block Elements Hydrogen p-Block Elements d and f Block Elements Coordination Compounds Environmental Chemistry
Organic Chemistry
Biology
Botany
Cell - The Unit of Life Biomolecules Cell Cycle and Cell Division Sexual Reproduction in Flowering Plants Microbes in Human Welfare Anatomy of Flowering Plants Transport in Plants Mineral Nutrition Respiration in Plants Biotechnology: Principles and Processes Biodiversity and Conservation The Living World Biological Classification Morphology of Flowering Plants Photosynthesis in Higher Plants Principles of Inheritance and Variation Molecular Basis of Inheritance Strategies for Enhancement in Food Production Biotechnology and It's Applications Organisms and Populations Environmental Issues Plant Kingdom Plant Growth and Development Ecosystem
Zoology
Human Health and Diseases Body Fluids and Its Circulation Locomotion and Movement Neural Control and Coordination Reproduction in Organisms Reproductive Health Structural Organisation in Animals Digestion and Absorption Excretory Products and Their Elimination Chemical Coordination and Integration Human Reproduction Animal Kingdom Breathing and Exchange of Gases Evolution