Question

A high-energy pulsed laser emits a 1.0-ns-long pulse of average power 8.3×10¹¹ W . The beam is 1.1×10?3m in radius.

Part A

Determine the energy delivered in each pulse.

Express your answer using two significant figures.

E =......?...... J

Part B

Determine the rms value of the electric field.

Express your answer using two significant figures

Erms = .....?...... V/m

Answer 1

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