A photon of wavelength 900nm behaves like a particle of mass______________?

Related Mcqs:

1. If a photon is reflected from the mirror then the change in momentum of each photon is_______________?

   A. Zero
   B. Double
   C. Half
   D. 1

2. 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

3. The velocity of a particle of mass m of de-Broglie wavelength λ is______________?

   A. v = 3 ×× 106 ms-1
   B. v = 2 ×× 10 ms-1
   C. v = 2 ×× 6 ms-1
   D. v = 2 ×× 106 ms-1

4. The penetration power of alpha particle as compared to beta particle is_______________?

   A. 10 times more
   B. 100 times more
   C. 100 times less
   D. 10 times less

5. Which one of the following radiations has the strongest photon?

   A. T.V waves
   B. Microwaves
   C. X-rays
   D. γ-rays

6. Linear momentum of a photon is_______________?

   A. zero
   B. hv/c2
   C. hv/c
   D. c2/hv

7. Rest mass of a photon is________________?

   A. infinite
   B. zero
   C. very small
   D. 1.67 x 10-27 kg

8. A photon is________________?

   A. A unit of energy
   B. A positively charged particle
   C. A quantum of electromagnetic radiation
   D. A unit of wavelength

9. 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

10. 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