Question

If we increase the velocity of a car moving on a flat surface to four times its original speed, its potential energy ....

(i) will be twice its original energy

(ii) will not change
​(iii) will be 4 times its original energy
(iv) will be 16 times its original energy.

Answer 1

If we increase the velocity of a car moving on a flat surface to four times its original speed, its potential energy will not change.