(a) The energy possessed by a body by virtue of its motion.

(b) Given m1/m2 = 2/3

the ratio of KE is equal to the ratio of their masses if they have the same velocity, therefore, ratio of their KE is also 2 : 3.

(a) The energy possessed by a body by virtue of its motion.

(b) Given m1/m2 = 2/3

the ratio of KE is equal to the ratio of their masses if they have the same velocity, therefore, ratio of their KE is also 2 : 3.