A. Zero
B. Double
C. Half
D. 1
Related Mcqs:
- Linear momentum of a photon is_______________?
A. zero
B. hv/c2
C. hv/c
D. c2/hv - The linear momentum of an X-ray photon of wavelength 0.1A is_______________?
A. 6.625x1023N-s
B. 66.25x1023N-s
C. 662.5x1023N-s
D. data is insufficient - If n number of the photon is striking on a metal surface then total momentum exerted is_______________?
A. p
B. n
C. 0
D. None - Time rate of change of momentum is equal to____________________?
A. force
B. impulse
C. velocity
D. both A and C - Which one of the following radiations has the strongest photon?
A. T.V waves
B. Microwaves
C. X-rays
D. γ-rays - Rest mass of a photon is________________?
A. infinite
B. zero
C. very small
D. 1.67 x 10-27 kg - The name of the photon for quantum of light was proposed by________________?
A. Ampere
B. Plank
C. Thomson
D. Einstein - A photon is________________?
A. A unit of energy
B. A positively charged particle
C. A quantum of electromagnetic radiation
D. A unit of wavelength - After traveling through a vacuum a photon of light entering into some transparent denser medium. Thus the energy of light______________?
A. Increases because wavelength decreases
B. Decreases because speed decreases
C. Remains same
D. Increases then decrease - A photon of wavelength 900nm behaves like a particle of mass______________?
A. 5.53 x 10-36kg
B. 0 kg.
C. 2.46 x 10-36kg
D. 1.84 x 10-44kg
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