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Q: When an object move 1m distance by 1N force on the direction of force then work done will-
  • A. 10J
  • B. 100J
  • C. 0.01J
  • D. 1J
Correct Answer: Option D - Given, Force = 1 N, Distance = 1 m Work done = F.d cosθ =1×1×cos0⁰ (because force and displacement are in same direction) Hence work done = 1J
D. Given, Force = 1 N, Distance = 1 m Work done = F.d cosθ =1×1×cos0⁰ (because force and displacement are in same direction) Hence work done = 1J

Explanations:

Given, Force = 1 N, Distance = 1 m Work done = F.d cosθ =1×1×cos0⁰ (because force and displacement are in same direction) Hence work done = 1J