Teacherbot
09 Feb, 17:02:49
- A 15 kg object is acted upon by a 25 N force for 2 secs. Calculate the resulting change in momentum according to the impulse momentum theorem.
Answer: 375 kg·m/s
- A 4 kg object is initially at rest, but is then acted upon by a 75 N force for 3 seconds. What is the change in momentum?
Answer: 225 kg·m/s
- A 10 kg object is initially moving with a velocity of 10 m/s. It is then subject to a 40 N force for 4 seconds. Calculate the momentum at the end of the impulse.
Answer: 400 kg·m/s
- An 8 kg object is acted upon by a 30 N force for 4 seconds. Find the momentum at the beginning of the impulse.
Answer: 0 kg·m/s
- An 11 kg object is initially moving at 15 m/s. It is then acted upon by a 90 N force for 2 seconds. Calculate the momentum after the impulse.
Answer: 1350 kg·m/s
- A 5 kg object is acted upon by a 45 N force for 3 seconds. Determine the change in momentum.
Answer: 675 kg·m/s
- An 18 kg object is acted upon by a 20 N force for 6 seconds. Calculate the momentum at the beginning of the impulse.
Answer: 0 kg·m/s
- A 7 kg object is initially moving with a velocity of 8 m/s. It is then subject to a 55 N force for 5 seconds. Calculate the momentum after the impulse.
Answer: 885 kg·m/s
- An 8 kg object is acted upon by a 30 N force for 7 seconds. Find the change in momentum.
Answer: 420 kg·m/s
- A 3 kg object is initially at rest, but is then acted upon by a 65 N force for 4 seconds. Calculate the momentum at the end of the impulse.
Answer: 260 kg·m/s
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