by what factor does the kinetic energy of a particle increase if the speed is increased by factor of 3
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KE = 1/2mv^2
Since v is 3 times
Therefore
1/2m(3v)^2
= 1/2m9v^2
Therefore the kinetic energy becomes 9 times
Since v is 3 times
Therefore
1/2m(3v)^2
= 1/2m9v^2
Therefore the kinetic energy becomes 9 times
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