Question

Two objects of masses 1 kg and 4 kg have equal momentum. What is the ratio of their kinetic energies?

(a) 2:1

(b) 4:1

(c) 1:4

(d) 1:2

plz tell me correct answer
the who will tell answer correct will be marked as brainlist

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Answer 1

Answer:

(c) 1:4

Explanation:

K.E./K.E.=(1/2mv^2)/(1/2mv^2)

K.E./K.E.=(1/2×1×v^2)/(1/2×4×v^2)

K.E./K.E.=1/4

K.E. : K.E.=1 : 4