Q.

What expression best describes an object's impulse?


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a

× t

b

× t

c

× t

d

None of the above 

answer is A.

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Detailed Solution

The expression F×describes the impulse of an object.
The product of the mass and the velocity of an item with mass m is known as the object's momentum. The formula is = mv.
It is denoted by kg m/s. It is referred to as an impulse when a force works on a target for a brief (infinitesimally small) amount of time. The amount a force alters an object's motion is measured by its "impulse."
F×= m = m (v-u)
 
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