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25-04-2020
Mathematics

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How are the units of measurement called radiance related to the radius of a circle?

How are the units of measurement called radiance related to the radius of a circle class=

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mirai123 mirai123

25-04-2020

Answer:

By definition, considering a unit circle (circle centered at origin and of radius 1) the length of an arc is equal to the measurement in radians (the SI unit for measuring angles) of the angle that it subtends (to be opposite to). The length of the arc is equal to the radius of the circle.

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