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1. |
Fuel is consumed at the rate of 100 kg/sec in a rocket. The exhaust gases are ejected at a speed of \[\text{4}.\text{5 }\times \text{ 1}{{0}^{-\text{4}}}\text{ m}/\text{s}\]. Then the thrust experienced by he rocket is |
A. | \[\text{4}.\text{5 x 1}{{0}^{\text{6}}}\text{ N}\] |
B. | \[\text{5}.\text{5 x 1}{{0}^{\text{6}}}\text{ N}\] |
C. | \[\text{3}.\text{5 x 1}{{0}^{\text{6}}}\text{ N}\] |
D. | \[\text{6}.\text{72 x 1}{{0}^{\text{6}}}\text{ N}\] |
Answer» B. \[\text{5}.\text{5 x 1}{{0}^{\text{6}}}\text{ N}\] | |