katttmomma katttmomma
  • 22-03-2020
  • Physics
contestada

What will be the change in momentum caused by a net force of 120N acting on an object for 2 seconds?

Respuesta :

thamimspartan thamimspartan
  • 29-03-2020

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

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