NEET MCQ for Physics 13

NEET MCQ for Physics 13

Q.1.SI unit of the power of a lens is
A) Diopter
B) Horse power
C) Hertz
D) Watt

Q.2.Which of the following statements is not correct?
A) Whenever the amount of magnetic flux linked with a circuit changes, an emf is induced in circuit.
B) The induced emf lasts so long as the change in magnetic flux continues.
C) The direction of induced emf is given by Lenz’s law.
D) Lenz’s law is a consequence of the law of conservation of momentum.

Q.3.In a double slit interference pattern, the first maxima for infrared light would be
A) At the same place as the first maxima for green light
B) Closer to the centre than the first maxima for green light
C) Farther from the centre than the first maxima for green light
D) Infrared light does not produce an interference pattern

Q.4.A green light is incident from the water to the air – water interface at the critical angle. Select the correct statement
A) The spectrum of visible light whose frequency is more than that of green light will come out to the air medium.
B) The entire spectrum of visible light will come out of the water at various angles to the normal.
C) The entire spectrum of visible light will come out of the water at an angle of 90° to the normal.
D) The spectrum of visible light whose frequency is less than that of green light will come out to the air medium.

Q.5.The book titled ‘Principia’ was written by
A) Newton
B) Galileo
C) Einstein
D) Maxwell

Q.6.Which one of the following is correct statement about magnetic forces?
A) Magnetic forces always obey Newton’s third law.
B) Magnetic forces do not obey Newton’s third law.
C) For very high current, magnetic forces obey Newton’s third law.
D) Inside low magnetic field, magnetic forces obey Newton’s third law.

Q.7.Albert Einstein was awarded Nobel Prize for his path-breaking research and formulation of the:
A) Theory of Relativity
B) Laws of Photo-Electric Effect
C) Principle of Wave-Particle Duality
D) Theory of Critical Opalescence

Q.8.The television technology in which a new form of light-emitting crystals which can be printed onto flexible plastic sheets to produce a paper-thin display that can be rolled up and carried in a pocket is:
A) QD-TV
B) SED-TV
C) Pixel Plus
D) Slingbox

Q.9.Consider the following statements regarding Black Holes:
1. A black hole is a supergiant star that has collapsed into itself
2. The Black-hole singularity has zero radius Which of the above is / are correct statements?
A) Only 1
B) Only 2
C) Both 1 & 2
D) Neither 1 nor 2

Q.10.Mirage is due to
A) Unequal heating of different parts of the atmosphere
B) Magnetic disturbances in the atmosphere
C) Depletion of ozone layer in the atmosphere
D) Equal heating of different parts of the atmosphere

Q.11.Pa (Pascal) is the unit for
A) Thrust
B) Pressure
C) Frequency
D) Conductivity

Q.12.Which among the following kinds of glass is used generally in making of the Bullet proof screens?
A) Pyrex glass
B) Jena glass
C) Reinforced Glass
D) Flint Glass

Q.13.Sound of frequency below 20 Hz is called
A) Audio sounds
B) Infrasonic
C) Ultrasonic
D) Supersonics

Q.14.India’s first Nobel Prize for Physics was claimed in 1930 by the renowned physicist Sir C.V. Raman for his work in which among the following fields?
A) Particle Physics
B) Optics
C) Thermodynamics
D) Quantum Mechanics

Q.15.Radiocarbon dating technique is used to estimate the age of
A) Rocks
B) Monuments
C) Soil
D) Fossils

Q.16.Inside an aeroplane, flying at a high altitude,
A) The pressure is the same as that outside
B) Normal atmospheric pressure is maintained by the use of air pumps
C) The pressure inside is less than the pressure outside
D) Normal humidity and partial vacuum are maintained

Q.17.ML2 T-2 is the dimensional formula for
A) Moment of inertia
B) Pressure
C) Elasticity
D) Couple acting on a body

Q.18.An instrument called “Theodolite” is used in which among the following?
A) Measuring distances, elevations, bearings etc.
B) Measuring rotational speed of a shaft
C) Measuring horizontal and vertical angles in triangular networks
D) Measuring acidity or alkalinity of solutions

Q.19.In which year, Sir Chandrasekhara Venkata Raman was awarded Nobel Prize for Raman effect?
A) 1927
B) 1929
C) 1930
D) 1932

Q.20.In context with electromagnetism, which among the following is a correct definition of Permeability?
A) Ability of a material to repel magnetic field within itself
B) Ability of a material to support the formation of a magnetic field within another body
C) Ability of a material to support the formation of a magnetic field within itself
D) Ability of a material to create magnetic dipoles

Q.21.Which among the following is the most acceptable range of LEO (Low Earth orbit)?
A) 350 – 2,600 kms
B) 200-2000 kms
C) 160 – 2,000 kms
D) 160-1600 kms

Q.22.Which among the following has the lowest frequency Range?
A) L-Band
B) S-Band
C) C-Band
D) X-Band

Q.23.The speed of sound is maximum in which of the following?
A) Air at zero degree C
B) Air at 100 degree C
C) Water
D) At all places it is maximum

Q.24.What is the use of Venturimeter?
A) To measure subdivisions of scale
B) To measure wavelength of radio wave
C) To measure friction
D) To measure rate of flow of fluids

Q.25.Area under speed – time graph represents
A) Distance
B) Acceleration
C) Average acceleration
D) None of these

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