No work is done when :
Answer & explanation
Correct answer: option 3
When there will be no component of force, parallel to the direction of motion then force F in direction of motion is zero, so work done will also be zero.
No work is done when :
Correct answer: option 3
When there will be no component of force, parallel to the direction of motion then force F in direction of motion is zero, so work done will also be zero.