Statement A : If the force varies with time in a complicated way then the average force is measured by the total change in momentum of the body divided by the time during which the force acted .Statement B : Change in momentum and impulsive force are numerically equal
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a
A & B are true
b
A & B are false
c
A is true & B is false
d
A is false & B is true
answer is C.
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Detailed Solution
Average force = change in momentum / Time intervalSo statement (A) is true.Change in momentum is equal to impulse , so statement (B) is false.
Statement A : If the force varies with time in a complicated way then the average force is measured by the total change in momentum of the body divided by the time during which the force acted .Statement B : Change in momentum and impulsive force are numerically equal