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Ann [662]
3 years ago
15

What is the angle between the electric field and the axis of the filter?

Physics
1 answer:
bija089 [108]3 years ago
7 0
In this question we will use the Malus Law, the formula of it is I = lo*cos^2(alpha). We will say that the given percentage of the intensity of a polarized light wave passes through a polarizing filter is 14%. 
I = Io*cos^2(alpha) 
then cos^2(alpha) = 0.14 alpha = arccos(sqrt(0.14)) = 68.03°
The answer in this question is 68.03°
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Speed is simply defined as the distance travelled per unit time. Mathematically, it is expressed as:

<h3>Speed = distance / time </h3>

With the above formula, we can obtain the time taken for the light to travel from the camera to someone standing 7 m away. This can be obtained as follow:

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