Calculating Velocity After Impulse | Momentum and Impulse Homework Help

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SUMMARY

The discussion focuses on calculating the final velocity of a 5.00 kg object after an impulse of 30.0 N·s is applied. Using the impulse-momentum theorem, the initial momentum (Pi) is calculated as 50 kg·m/s (5 kg * 10 m/s). The final momentum (Pf) is determined by adding the impulse to the initial momentum, resulting in 80 kg·m/s. Dividing the final momentum by the mass yields a final velocity (Vf) of 16 m/s due east.

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  • Basic algebra for solving equations
  • Knowledge of units such as Newton-seconds (N·s) and kilograms (kg)
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Homework Statement


A 5.00 kg object traveling at 10 m/s east. Determine the velocity of the mass after an impulse of 30.0 NxS due east applied.

Homework Equations


Impulse=F x T p=m x v impulse= change in P

The Attempt at a Solution


M= 5.0 Kg Pf-Pi=Ft Pf=Pi+Ft Pi= (5x10) +30 Pf= 50+30=80 Vf=80 divided by 5 =16
Vi=10 m/s
Impulse= 30 n x s
Vf=?[/B]
 
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baileydancer98 said:
Vf=?

baileydancer98 said:
Vf=80 divided by 5 =16

I believe you have answered your own question?
 
JeremyG said:
I believe you have answered your own question?
I was not sure if the answer was correct.
 

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