Creative Commons License Copyright © Michael Richmond. This work is licensed under a Creative Commons License.

A rocket of mass m is coasting through space with initial velocity v0. It fires its engines for a short period at an angle theta to its original direction. The final velocity of the rocket is v1 (not shown in the figure).

  1. What was the impulse given to the rocket by the engine?
  2. How long did the engine fire?
  3. What was the rocket's displacement between the start and end of the engine firing?

Let's move on ...

Creative Commons License Copyright © Michael Richmond. This work is licensed under a Creative Commons License.