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A 3 kg object is at rest on a frictionless surface. A force of 9 N is applied. What is the final velocity after 3 seconds?

Practice Questions

1 question
Q1
A 3 kg object is at rest on a frictionless surface. A force of 9 N is applied. What is the final velocity after 3 seconds?
  1. 1 m/s
  2. 2 m/s
  3. 3 m/s
  4. 4 m/s

Questions & Step-by-step Solutions

1 item
Q
Q: A 3 kg object is at rest on a frictionless surface. A force of 9 N is applied. What is the final velocity after 3 seconds?
Solution: First, find acceleration: a = F/m = 9 N / 3 kg = 3 m/s². Then, v = u + at = 0 + 3 m/s² * 3 s = 9 m/s.
Steps: 0

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