MCQOPTIONS
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| 1. |
A machine-gun fires 20 bullets per second into a target. Each bullet weight 150 gm and has a speed of 800 m/sec. The force necessary to hold the gun in position is |
| A. | 800 N |
| B. | (6) 1000 N |
| C. | 1200 N |
| D. | 2400 N |
| E. | None of these |
| Answer» F. | |