Physics
Assertion (A) : Momentum of a body is the product of mass and acceleration.
Reason (R) : The rate of change of momentum of a body is equal to the product of mass and acceleration.
- both A and R are true and R is the correct explanation of A
- both A and R are true and R is not the correct explanation of A
- assertion is false but reason is true
- assertion is true but reason is false
Motion in One Dimension
3 Likes
Answer
assertion is false but reason is true
Explanation
Assertion (A) is false because momentum (p) is defined as :
Reason (R) is true because acccording to Newton’s second law :
Answered By
2 Likes
Related Questions
Assertion (A) : A cricket ball acquires much smaller velocity than a tennis ball when the two balls are pushed with equal force for the same duration.
Reason (R) : Mass is a measure of inertia.
- both A and R are true and R is the correct explanation of A
- both A and R are true and R is not the correct explanation of A
- assertion is false but reason is true
- assertion is true but reason is false
Assertion (A) : While catching a ball, a cricketer withdraws his hands along with the ball.
Reason (R) : To every action, there is an equal and opposite reaction.
- both A and R are true and R is the correct explanation of A
- both A and R are true and R is not the correct explanation of A
- assertion is false but reason is true
- assertion is true but reason is false
Assertion (A) : When we stop pedalling a bicycle, it slows down.
Reason (R) : Force of friction always acts in the direction of motion.
- both A and R are true and R is the correct explanation of A
- both A and R are true and R is not the correct explanation of A
- assertion is false but reason is true
- assertion is true but reason is false
Assertion (A) : On moon, a man feels heavier than on earth.
Reason (R) : This is due to the lower value of 'g' on moon.
- both A and R are true and R is the correct explanation of A
- both A and R are true and R is not the correct explanation of A
- assertion is false but reason is true
- assertion is true but reason is false