Force-Time Graphs – Practice


1) The force acting on an object over a 15 second interval is shown below:

a) Determine the force acting on the object at t=4 seconds:

b) When was a constant force acting on the object:

c) Calculate the total impulse acting on the object over the 15 second interval:

Quick Answers:

1) a) 4N     b) between t = 4-6s, and t = 9-10s     c) 72 Ns

Worked Answers: