Two people push a car of mass 1500 kgs for 5 seconds with a combined net force of 150 N. Calculate the impulse provided to the car and also find the change in velocity of the car.
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mass of car = 1500kg
time = 5 seconds
force = 150N
velocity of car = ?
impulse of the car = ?
1. impulse of an object = force * time
= 150*5
= 750 Nsec
2. velocity = ?
f =ma
f=m(v-u/t)
f=150n
m= 1500kg
v=?
u=0m/s
t= 5 sec
a.t.q
150 = 1500(v-0/5)
150=0*v
v=15 m/s
hope will help.....
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