Question

please explain impulse

Answer 1

Hi________
impulse not but it is the product of time and force.
A very large force acting for a very short duration (time) is called impulse.
we know that the rate of change of momentum is force but not in time interval here

so we can also be define
the change in momentum produced in the short time interval is called impulse .
I=f x t
the unit is Nsec
hope it help