Physics Objective Type Quiz Test For FPSC Test

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If you have applied for Physics Teachers Job In FPSC, PPSC, KPSC, SPSC, BPSC, NTS and any other testing service here you will learn past papers Physics question answers. Junior Special Education Teacher Punjab Special Education Department PPSC Past Papers MCQs with Answers with easy quizzes. Physics is important subject for engineering tests. In all College and Universities Admissions Test Physics Objective type NTS Entrance test is the part of exam entry test.
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Physics Solved MCQs Online Quiz Test

Q.1: The name of the photon for quantum of light was proposed by——–?

  1. Ampere
  2. Plank
  3. Thomson
  4. Einstein

D

Q.2: In Compton scattering, the change in wavelength is maxed if——–?

  1. The angle of scattering is 90°
  2. The angle of scattering is 60°
  3. The angle of scattering is 180°
  4. The angle of scattering is 0

C

Q.3: Davison Germer experiment indicates———?

  1. Interference
  2. Polarization
  3. Electron diffraction
  4. Refraction

C

Q.4: A photon is——–?

  1. A unit of energy
  2. A positively charged particle
  3. A quantum of electromagnetic radiation
  4. A unit of wavelength

C

Q.5: Which one of the following has the largest energy content ?

  1. 103 photons of wavelength 2 pm (γ-rays)
  2. 102 photons of wavelength 1nm (x-rays)
  3. 106 photons of wavelength 50?m (infrared)
  4. 106 photons of wavelength 200nm (UV)

A

Q.6: A transmitting station emits radio waves of wavelength λ at power P. If h is Planck’s constant And c the speed of light what is the rate of emission of photons ?

  1. λ
  2. Speed of sound
  3. Speed of lightB.
  4. h

C

Q.7: After traveling through a vacuum a photon of light entering into some transparent denser medium. Thus the energy of light——-?

  1. Increases because wavelength decreases
  2. Decreases because speed decreases
  3. Remains same
  4. Increases then decrease

C

Q.8: In a photoelectric effect monochromatic light is incident on a metal surface. If the incident light of twice the intensity but of same wavelength the kinetic energy of the emitted electron——–?

  1. Becomes double
  2. Remains same
  3. Becomes half
  4. First increases then decrease because of the curvilinear graph

B

Q.9: If the wavelength of incident radiation is increased in photoemission then———?

  1. The maximum kinetic energy of the photoelectrons increases
  2. The minimum kinetic energy of the photoelectrons decreases
  3. The minimum kinetic energy of the photoelectrons increases
  4. The average kinetic energy of the photoelectrons decreases

D

Q.10: If a photon is reflected from the mirror then the change in momentum of each photon is——–?

  1. Zero
  2. Double
  3. Half
  4. 1

B