A rocket engine consumes 450 kg of fuel per minute. If the exhaust speed of the ejected fuel is 5.2 km/s, what is the thrust of the rocket?
1) 42 kN
2) 39 kN
3) 45 kN
4) 48 kN
5) 35 kN
Answer: 2
A rocket engine consumes 450 kg of fuel per minute. If the exhaust speed of the ejected fuel is 5.2 km/s, what is the thrust of the rocket?
1) 42 kN
2) 39 kN
3) 45 kN
4) 48 kN
5) 35 kN