A helium-neon laser intended for instructional use operates, Ask an Expert

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Q1. A helium-neon laser intended for instructional use operates 7.5 mW. Find out the maximum value of the electric field at a point where the cross sectional area of beam is 10 mm.

Q2. A fly is crawling on an adjacent wall at a point having coordinates (2.6, 2.8), where the units are meters. State the location of the fly in polar coordinates.

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Category:- Physics
Reference No.:- M9172633

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