Assertion : No work is done if the displacement is zero. Reason : Work is done by the…
Physics · NEET · NTA Exams — Work, Energy and Power
Assertion : No work is done if the displacement is zero.
Reason : Work is done by the force is defined to be the product of component of the force in the direction of the displacement and the magnitude of displacement.
Reason : Work is done by the force is defined to be the product of component of the force in the direction of the displacement and the magnitude of displacement.
- If both assertion and reason are true and reason is the correct explanation of assertion.
- If both assertion and reason are true but reason is not the correct explanation of assertion.
- If assertion is true but reason is false.
- If both assertion and reason are false.
Answer
A
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- A bomb of mass 30 kg at rest explodes into two pieces of masses 18 kg and 12 kg. The velocity of 18 kg mass…
- The potential energy of a long spring when stretched by 2 cm is U. If the spring is stretched by 8 cm the…
- When an unpolarized light of intensity I_ 0 is incident on a polarizing sheet, the intensity of the light…
- A particle moves from a point (-2 i +5 j ) to (4 j +3 k ) when a force of (4 i +3 j ) N is applied. How much…
- A block of mass 50 kg slides over a horizontal distance of 1 m . If the coefficient of friction between their…
- A ball of mass m = 1 kg rolling without slipping strikes a wall and rolls back. Before the impact the…
- The coefficient of restitution e for a perfectly elastic collision is:
- A particle moves from a point r _ 1 =3 i +2 j to another point r _ 2 =2 i +3 j during which a constant force…
More Work, Energy and Power questions · Browse all practice questions