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A low-power laser used in a physics lab might have a power

A low-power laser used in a physics lab might have a power of 0.55 mW and a beam diameter of 2.6 mm.

(a) Calculate the average light intensity of the laser beam.

W/m2

(b) Compare it to the intensity of a light bulb producing 60 W light viewed from 1.7 m.

Ilaser / Ibulb =

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Physics: A low-power laser used in a physics lab might have a power

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Physics: A low-power laser used in a physics lab might have a power

Reference No:- TGS0608121

Recent Questions Asked Physics

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