Dispersion results because the speed of light in a transparent medium varies with frequency.
a. True
b. False
Indicate whether the statement is true or false
[Ques. 2] When you look into a pool of water, the depth looks less than it actually is because the light is dispersed.
a. True
b. False
Indicate whether the statement is true or false
[Ques. 3] The path of a light ray through a refracting surface is reversible.
a. True
b. False
Indicate whether the statement is true or false
[Ques. 4] A light ray can pass through a diverging lens without being deflected.
a. True
b. False
Indicate whether the statement is true or false
[Ques. 5] A light ray bends when it goes from one medium to another because of diffraction.
a. True
b. False
Indicate whether the statement is true or false
[Ques. 6] Blue light travels more slowly through glass than red light does.
a. True
b. False
Indicate whether the statement is true or false
[Ques. 7] You see colors in a rainbow because of diffraction.
a. True
b. False
Indicate whether the statement is true or false
[Ques. 8] Optical fibers work because of dispersion of light.
a. True
b. False
Indicate whether the statement is true or false
[Ques. 9] Certain types of sunglasses are very effective at diminishing light reflected from surfaces because of polarization.
a. True
b. False
Indicate whether the statement is true or false
[Ques. 10] When light passes through two or more narrow slits, an alternating dark and bright pattern is observed on a screen because of interference.
a. True
b. False
Indicate whether the statement is true or false
Quick Reply
