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1. |
What is the characteristic velocity of a rocket if the chamber pressure is 5 MPa, the nozzle throat diameter is 75 mm and the mass flow rate is 25 kg/s? |
A. | 884 m/s |
B. | 1768 m/s |
C. | 3536 m/s |
D. | 442 m/s |
Answer» B. 1768 m/s | |