Question

the kinetic energy is k. if it's mass is reduced to half, it's kinetic energy will be .
$k$
$\frac{k}{2}$
$2k$
$\frac{k}{4}$
​

Answer 1

Answer:

its kinetic energy will be k/2.

Hope this answer is helpful for you.

Answer 2

It’s kinetic energy will be k/2 because it is written that kinetic energy will be half.