The amount of light from an incandescent lamp that is transmitted through an ideal Polaroid filter is half,and through a real Polaroid filter is
A)less than half.
B)more than half.
C)half.

Question

Quizplus · Accepted Answer

A real Polaroid filter absorbs some amount of light even when it is oriented correctly, unlike an ideal Polaroid filter which transmits all the incident light when it is oriented correctly. Therefore, the amount of light transmitted through a real Polaroid filter will be less than half.

The Amount of Light from an Incandescent Lamp That Is