Author Question: What principle is responsible for alternating light and dark bands when light passes through two or ... (Read 76 times)

dollx · **on:** Jul 29, 2018

What principle is responsible for alternating light and dark bands when light passes through two or more narrow slits?

A)

reflection
B)

refraction
C)

polarization
D)

dispersion
E)

interference

Question 2

Two objects are in all respects identical except for the fact that one was coated with a substance that is an excellent reflector of light while the other was coated with a substance that is a perfect absorber of light.

You place both objects at the same distance from a powerful light source so they both receive the same amount of energy U from the light. The linear momentum these objects will receive is such that: A)

The reflecting objects receives a larger amount of momentum.
B)

Both objects receive the same amount of momentum.
C)

The reflecting object receives a smaller amount of momentum.
D)

None of the previous answers is correct.