Question

32. Two objects having equal masses are moving with uniform velocities of 2 m/s and 6 m/s respectively
Calculate the ratio of their kinetic energies​

Answer 1

Answer:

1:9

Explanation:

K.E/K.E'= 1/2 mV^2 ÷ 1/2 m V'^2

=V^2 ÷ V'^2

=(2)^2 ÷ (6)^2

= 4÷36

K.E/K.E'= 1/9