Question

9.
If Kinetic energy increases to 16 times then the velocity should be increased to
a) 4 times
b) 2 times
c) 16 times
d) 3 times
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Answer 1

answer should be 4 in my opinion however I'm not sure about the answer

Answer 2

Answer:

Answer. its velocity should be increased to 4times.

option 1 is correct answers