- #1
Linus Pauling
- 190
- 0
1. A 200 mW horizontally polarized laser beam passes through a polarizing filter whose axis is 25 degrees from vertical.
2. Malus's Law
3. Ok, so I will use theta = 65 degrees in the I = I0cos(theta) equation, right? But how do I calculate I0 knowing only power and not area?
2. Malus's Law
3. Ok, so I will use theta = 65 degrees in the I = I0cos(theta) equation, right? But how do I calculate I0 knowing only power and not area?