A Beam of Unpolarized Light with an Intensity of 1000 $\theta$

question 43

Multiple Choice

A beam of unpolarized light with an intensity of 1000 W/m² impinges on a set of two linear polarizers with their polarization axes at an angle $\theta$ relative to each other.If the light transmitted through this combination has an intensity of 250 W/m²,what is $\theta$ ?

• A)0 \(\circ\)
• B)22.5 \(\circ\)
• C)45 \(\circ\)
• D)67.5 \(\circ\)
• E)90 \(\circ\)

---

Definitions:

Nominal Group Technique

A structured method for group brainstorming that encourages contributions from everyone in the group by having members write down their ideas and then collectively discussing and ranking them.

Delphi Technique

A method used to gather data and achieve consensus among experts through multiple rounds of questioning and feedback.

Rational Decision-Making Technique

A systematic approach to make decisions that are logical and based on available information, without letting emotions interfere.

Punctuated Equilibrium Model

A theory in evolutionary biology that posits that species experience long periods of stability interrupted by brief phases of significant change.