Applications of Newton's LawsMediumQuestion 5417
Question
A block of mass 5 kg on a frictionless surface is pulled by 20 N. The acceleration is:
- A100 m/s²
- B4 m/s²Correct
- C0.25 m/s²
- D25 m/s²
Correct answer
4 m/s²
Explanation
a = F/m = 20/5 = 4 m/s².