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1. |
A pulsed laser emits rectangular pulses of width 1 nanosecond at a repetition rate of 1 kHz. If the average power output is 1 mW, the average power over a single pulse duration, in watts, is |
A. | 1 |
B. | 10 |
C. | 100 |
D. | 1000 |
Answer» E. | |