When the rate of burn and the exhaust velocity are constant, a rocket ascends with
A) decreasing acceleration.
B) decreasing velocity.
C) constant velocity.
D) constant acceleration.
E) increasing acceleration.

Question

Quizplus · Accepted Answer

When the rate of burn and the exhaust velocity are constant, the mass of the rocket decreases as fuel is consumed, leading to an increase in acceleration due to the conservation of momentum and Newton's second law.

When the Rate of Burn and the Exhaust Velocity Are