Situation 25.1 the Following Are Positioned in Sequence: a Source of a of a Beam

Situation 25.1
The following are positioned in sequence: A source of a beam of natural light of intensity Io;three ideal polarizers A,B,and C;and an observer.Polarizer axis angles are measured clockwise from the vertical,from the perspective of the observer.The axis angle of polarizer A is set at zero degrees (vertical) ,and the axis angle of polarizer C is set at 50 degrees.
-In Situation 25.1,polarizer B is set so that the beam intensity at the observer is a maximum.The axis angle of polarizer B is:

A) 0°
B) 25°
C) 50°
D) 75°
E) 100°

Correct Answer:

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