The force acting on a body varies with time according to

PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

The force acting on a

2\,\text{kg}

body varies with time according to

F(t)=5t\,\text{N}

, where

t

is in seconds. What is the magnitude of impulse delivered to the body between

t=0\,\text{s}

and

t=2\,\text{s}

? (a)

5\,\text{N\,s}

(b)

20\,\text{N\,s}

(c)

10\,\text{N\,s}

(d)

15\,\text{N\,s}