Question

Two masses of 1 gm and 4 gm are moving with equal kinetic energies. The ratio of the magnitudes of their linear momentum is?

Answer 1

KE1=1/2×10^(-3)(V1)^2
KE2=1/2×(4×10^-3)(V2)^2

KE1=KE2


V1^2=4V2^2

V1=2V2

NOW,
P=linear momentum

so
p1:p2=M1v1:M2V2
p1:p2=V1:4V2

p1:p2=1:2

Answer 2

Answer:

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