Work Power and Energy 5 Question 9

11. Two masses of 1 g and 4 g are moving with equal kinetic energies. The ratio of the magnitudes of their momenta is

(1980, 2M)

(a) 4:1

(b) 2:1

(c) 1:2

(d) 1:16

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Answer:

Correct Answer: 11. (c)

Solution:

  1. p=2Km or pm,

m1m2=14p1p2=12



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