+1 vote
in Machine Kinematics by (38.0k points)
Two particles with masses in the ratio 1 : 4 are moving with equal kinetic energies. The magnitude of their linear momentums will conform to the ratio

(a) 1 : 8

(b) 1 : 2

(c) √2 : 1

(d) √2

This question was addressed to me in unit test.

Origin of the question is Coefficient of Friction in division Friction of Machine Kinematics

1 Answer

0 votes
by (106k points)
Right option is (b) 1 : 2

Best explanation: 1/2m1V1^2 = 1/2m2V2^2

m1/m2 = (V2/V1)^2 = 1/4

V2/V1 = 1/2

L1/L2 = m1V1/m2V2 = 1/2.

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