Compute all parts of given question:
Question: A 145-kg (including all the contents) rocket has an engine that produces a constant vertical force (the thrust) of 1725 N. Inside this rocket, a 16.3-N electrical power supply rests on the floor.
Part A: Find the acceleration of the rocket?
Part B: When it has reached an altitude of 120 m, how hard does the floor push on the power supply? (Hint: Start with a free-body diagram for the power supply.)
Express your knowledge to solve the above question.