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1. |
Fuel is consumes at the rate of 100kg/s in a rocket. The exhaust gases are ejected at speed of 4.5×104m/s. What is the thrust experienced by the rocket? |
A. | 3.19×106N |
B. | 4.5N |
C. | 3.19N |
D. | 4.5×106N |
Answer» E. | |