Author Question: When light enters a material of higher index of refraction, its speed A) decreases. B) ... (Read 73 times)

mydiamond · **on:** Jul 29, 2018

When light enters a material of higher index of refraction, its speed

A)

decreases.
B)

first increases then decreases.
C)

stays the same.
D)

increases.
E)

first decreases then increases.

Question 2

When both the pressure and the absolute temperature of an ideal gas are increased each by a factor of two, the volume occupied by the gas will

A)

increase by a factor of four.
B)

increase by a factor of two.
C)

not change.
D)

decrease by a factor of two.
E)

decrease by a factor of four.