The change in momentum is 240 kgm/s
Explanation:
Given:
Force, F = 120N
Time, dt = 2 sec
Change in momentum, dP = ?
We know,
[tex]F = \frac{dP}{dt}[/tex]
On substituting the value we get:
[tex]120 = \frac{dP}{2}\\ \\dP = 240 kgm/s[/tex]
Therefore, change in momentum is 240 kgm/s