Two toy-cars A and B of masses 500 g and 200 g respectively are moving with the same speed. Which of the two has greater kinetic energy?

Two bodies A and B of masses 10 kg and 20 kg respectively are at the same height above the ground. Which of the two has greater potential energy?

Two bodies of masses 4 kg and 5 kg are moving with equal momentum. Then the ratio of their respective kinetic energies is

Two particles A and B of masses m_(A)andm_(B) respectively and having the same charge are moving in a plane. A uniform magnetic field exists perpendicular to this plane. The speeds of the particles are v_(A)andv_(B) respectively and the trajectories are as shown in the figure. Then -

A truck weighing 5xx10^(3) kgf and a cart weighing 500 kgf moving with the same speed Compare their kinetic energies.

The moments of inertia of two rotating bodies A and B are l_(A) and I_(B) (I_(B) gt I_(A)) and their angular momentum are equal. Which one has a greater kinetic energy ?

Two masses of 1 g and 4g are moving with equal linear momenta. The ratio of their kinetic energies is :

Two balls of masses 2 g and 6 g are moving with kinetic energy in the ratio of 3:1 . What is the ratio of their linear momentum ?

A hollow sphere and a solid sphere of the same dimensions rotate about the same axis with the same angular velocity. Which has greater kinetic energy ?

Two cars of unequal masses use similar tyres. If they are moving at the same initial speed, the minimum stopping distance

A car and a lorry are travelling with same velocity on a straight horizontal road. Which of the two has got greater momentum?