Question

E-5.2
A 2 kg toy car can move along an x axis. Graph shows force Fx, acting on the car which begins at rest
at time t = 0. The velocity of the car at t = 10 s is:
F.(N)
a=) Ioffe
10
9. 10. 2017​

Answer 1

Answer:

6.5 im/s

Explanation:

Answer Text

∫dp=pf−pi=∫Fdt  

=Area under the curve.  

pi=0  

Net Area =16−2−1=13N−s  

=Vf=132=6.5im/s  

[As momentum is position, particle is moving along positive x axis.]