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A 18.8-mW laser puts out a narrow beam 2.60 mm in diameter. Suppose that the beam is in free space. a- What is the rms
A 18.8-mW laser puts out a narrow beam 2.60 mm in diameter. Suppose that the beam is in free space.
a- What is the rms value of E in the beam? Express your answer using three significant figures.
Erms=?V/m
b-What is the rms value of B in the beam?Express your answer using three significant figures
Brms=V/m
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