Physics need help w part b and c Ally B ted Light reflected from a horizontal surface, such as a road or a lake, has a partial horizontal polarization. We can think of the light as a mixture of horizontally polarized light and unpolarized light. Suppose the reflected light from a road surface is 50% polarized and 50% unpolarized. The light intensity is 220 W/m². What is the intensity after the light passes through a polarizing filter whose axis makes an angle from the horizontal of 0°? Express your answer with the appropriate units. Io = 170 W m² Previous Answers Part B What is the intensity after the light passes through a polarizing filter whose axis makes an angle from the horizontal of 45°? Express your answer with the appropriate units. ? PA W Iss 85 Correct

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Physics
need help w part b and c
Light reflected from a horizontal surface, such as a
road or a lake, has a partial horizontal polarization.
We can think of the light as a mixture of horizontally
polarized light and unpolarized light. Suppose the
reflected light from a road surface is 50% polarized
and 50% unpolarized. The light intensity is
220 W/m².
What is the intensity after the light passes through a polarizing filter whose axis makes an angle
from the horizontal of 0°?
Express your answer with the appropriate units.
Io = 170
W
m²
Previous Answers
✓ Correct
Part B
What is the intensity after the light passes through a polarizing filter whose axis makes an angle
from the horizontal of 45°?
Express your answer with the appropriate units.
H HA
4
d
C
DPC
W
I-85
What is the intensity after the light passes through a polarizing filter whose axis makes an angle
from the horizontal of 90°?
Express your answer with the appropriate units.
LON
?
Ti
HA
W
m²
a
ally
ted
1900
Transcribed Image Text:Physics need help w part b and c Light reflected from a horizontal surface, such as a road or a lake, has a partial horizontal polarization. We can think of the light as a mixture of horizontally polarized light and unpolarized light. Suppose the reflected light from a road surface is 50% polarized and 50% unpolarized. The light intensity is 220 W/m². What is the intensity after the light passes through a polarizing filter whose axis makes an angle from the horizontal of 0°? Express your answer with the appropriate units. Io = 170 W m² Previous Answers ✓ Correct Part B What is the intensity after the light passes through a polarizing filter whose axis makes an angle from the horizontal of 45°? Express your answer with the appropriate units. H HA 4 d C DPC W I-85 What is the intensity after the light passes through a polarizing filter whose axis makes an angle from the horizontal of 90°? Express your answer with the appropriate units. LON ? Ti HA W m² a ally ted 1900
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Light reflected from a horizontal surface, such as a road or a lake, has a partial horizontal polarization. We can think of the light as a mixture of horizontally polarized light and unpolarized light. Suppose the reflected light from a road surface is 50%% polarized and 50%% unpolarized. The light intensity is 120 W/m2W/m2.

 

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