Two artificial satellites, one close to the surface and other away are revolving around the earth. Which of them has larger speed?

What is the orbital velocity for a satellite orbiting close to the surface of earth?

If suddenly the gravitational force of attraction between the earth and a satellite revolving around it becomes zero. What will happen to the satellite?

A light and a heavy body have the same momentum. Which one has larger kinetic energy?

Should the speed of two artificial satellites of the earth having different masses but the same orbital radius, be the same?

Two satellite of masses (m_1 and m_2 (m_1 > m_2) are revolving round the earth in circular orbit of radii r_1and r_2 (r_2 > r_2) respectively. Which of the following statements is true regarding their speeds v_1 and v_2

Two satellites of equal masses, which can be considered as particles, are orbiting the earth at different heights. Will their moments of inertia be same or different?

The masses of two bodies are same. One is placed at the height of 10 m and the other is placed at the height of 20 m. Which one has more potential energy?

. Two physical quantities of which one is vector and the other is a scalar having the* same dimensional formula are:

Two identical ball bearings in contact with each other and resting on a frictionless table are hit head-on by another ball bearing of the same mass moving initially with a speed VL If the collision is elastic, which of the following figure is a possible result after collision?