Two metal balls having masses 50g and 100gcollides with a target with same velocity. Then the ratio of their rise in temperatures is

Two metal balls having masses 50g and 100gcollides with a target with

1.	Two metal balls having masses 50g and 100gcollides with a target with same velocity. Then the ratio of their rise in temperatures is
Answer» `1:2` `4:1` `2:1` `1:1` ANSWER :D