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    Physics for Scientists and Engineers Study Set 4
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    Exam 31: Maxwells Equations and Electromagnetic Waves
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    A Laser with a Power of 1
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A Laser with a Power of 1

Question 6

Question 6

Multiple Choice

A laser with a power of 1.0 mW has a beam radius of 1.0 mm. What is the peak value of the electric field in that beam?


A) 490 V/m
B) 840 V/m
C) 65 V/m
D) 120 V/m
E) 22 V/m

Correct Answer:

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