Physics
NULL
Medium
Question
If the momentum of an object is increased twice, then what will be the kinetic energy?
A
Twice
B
Thrice
C
Four times
✓ Official correct answer
D
Sixteen times
Community credibility
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A
Twice
No member explanations yet for this option.
B
Thrice
No member explanations yet for this option.
C
Four times
No member explanations yet for this option.
D
Sixteen times
No member explanations yet for this option.
Explanation
Since KE = p^2/(2m), doubling the momentum p quadruples the kinetic energy: (2p)^2/(2m) = 4 x [p^2/(2m)].
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