A beam of linearly polarized light has an intensity of and its electric field…

PHYSICS · Subjective · AP · Physics 2: Algebra-based · Waves Sound and Physical Optics · Waves Sound and Physical Optics

Problem

A beam of linearly polarized light has an intensity of

25\,\text{W}\!/\!\text{m}^2

and its electric field oscillates at an angle of

30^{\circ}

to the transmission axis of an ideal polarizer. Determine the intensity of the light after it passes through the polarizer.