A rocket with initial mass 8000 kg is fired vertically. Its exhaust gases have a relative velocity of 2500 m/s and are ejected at a rate of 40kg/s. (a) What is the initial acceleration of therocket? (b) What is its acceleration after 20 s have elapsed.

A rocket with initial mass 8000 kg is fired vertically. Its exhaust ga

1.	A rocket with initial mass 8000 kg is fired vertically. Its exhaust gases have a relative velocity of 2500 m/s and are ejected at a rate of 40kg/s. (a) What is the initial acceleration of therocket? (b) What is its acceleration after 20 s have elapsed.
Answer» <html><body><p><br/></p><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a> :`[<a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a>.7 m//s^(2),4.1 m//s^(2)]`</body></html>