There are cars with masses 4 kg and 10 kg respectively that are at rest. Car having the mass 10 kg moves towards east with the velocity of 5 m.s-1. Find the velocity of car with mass 4 kg with respect to ground.
Answers
Answered by
39
Explanation:
Ans: Given,
m1 = 4 kg
m2 = 10 kg
v1 = ?
v2 = 5 m.s-1
We know from the law of conservation of momentum that,
Pinitial = 0, as the cars are at rest
Pfinal = p1 + p2
Pfinal = m1.v1 + m2.v2
= 4 kg.v1 + 10 kg.5 m.s-1
Pi = Pf
0=4 kg.v1+50 kg.m.s-1
v1 = 12.5 m.s-1
Answered by
5
Answer:
m1 = 4 kg
m2 = 10 kg
v1 = ?
v2 = 5 m.s-1
We know from the law of conservation of momentum that,
Pinitial = 0, as the cars are at rest
Pfinal = p1 + p2
Pfinal = m1.v1 + m2.v2
= 4 kg.v1 + 10 kg.5 m.s-1
Pi = Pf
0=4 kg.v1+50 kg.m.s-1
v1 = 12.5 m.s-1
Explanation:
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