Physics questions
20027 published questions with worked solutions.
- Two satellites of masses 'm' and '2m' are revolving in a circular orbit of radius 'r', around the earth. The ratio of their...
- A body is projected vertically upwards from earth's surface with velocity 2v_e, where v_e is escape velocity from earth's...
- Two satellites 'A' and 'B' are revolving with critical velocities 'v_A' and 'v_B' around the earth, in circular orbits of radii...
- The period of revolution of a satellite is [MHT-CET 2022]
- A pendulum is oscillating with frequency 'n' on the surface of earth. If it is taken to depth R/2 below the surface of earth...
- Binding energy of a revolving satellite at height h is 3.5 10^8 J. Its potential energy is [MHT-CET 2022]
- A body is projected vertically upwards from earth's surface. If its K. E. of projection is equal to half of its minimum value...
- The radius of the orbit of a geostationary satellite is (mean radius of the earth R, angular velocity about an axis in ω and...
- A satellite of mass 'm', revolving round the earth of radius 'r' has kinetic energy (E). Its angular momentum is [MHT-CET 2022]
- The escape velocity from the surface of earth of mass 'M' and radius 'R' is 'V_e'. The escape velocity from the surface of a...
- Earth has mass 'M_1' and Radius 'R_1'. Moon has mass 'M_2' and radius 'R_2'. Distance between their centres is 'r'. A body of...
- The escape velocity of a body from any planet whose mass is six times the mass of earth and radius is twice the radius of earth...
- A satellite of mass 'm' is revolving around the earth of mass 'M' in an orbit of radius 'r' with constant angular velocity 'ω'....
- Two satellites 'A' and 'B' of same mass are revolving round the earth at height '2R' and '3R' respectively above the surface of...
- Assuming that the earth is revolving around the sun in circular orbit of radius 'R', the angular momentum is directly...
- What should be the velocity of earth due to rotation about its own axis so that the weight becomes half of the initial value? (R...
- An object of mass 'm' is raised from the surface of the earth to a height equal to twice the radius of the earth. The gain in the...
- A geostationary satellite is orbiting around the earth at a height '5R' above the surface of the earth, where, 'R' is the radius...
- The mass and diameter of a planet is twice that of earth. The period of oscillation of pendulum on this planet will be (It is a...
- A satellite is revolving round a planet in a circular orbit close to its surface. If ρ is mean density and R is the radius of...