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| 1. |
A 5000 kg rocket is set for vertical firing. The exhaust speed is 800 ms1. To give an initial upward acceleration of 20 ms2, the amount of gas ejected per second to supply the needed thrust will be (g= 10 ms2) |
| Answer» A 5000 kg rocket is set for vertical firing. The exhaust speed is 800 ms1. To give an initial upward acceleration of 20 ms2, the amount of gas ejected per second to supply the needed thrust will be (g= 10 ms2) | |