MHT CET questions
29293 published questions with worked solutions.
- The mass of the moon is (1/8) th of the earth but the gravitational pull is (1/6) th of the earth. It is due to the fact that,
- The depth d, at which the value of acceleration due to gravity becomes 1 n times the value at the surface, is (where, R = radius...
- A body has a weight 72 N. When it is taken to a height h = R = radius of earth, it would weight
- If the diameter of mars is 6760 km and mass one-tenth that of the earth. The diameter of earth is 12742 km. If acceleration due...
- A body weighs w newton at the surface of the earth. Its weight at a height equals to half the radius of the earth, will be
- A body weighs 45 N on the surface of the earth. What is the gravitational force on it due to the earth at a height equal to half...
- The time period of the moon is T = 27.3 days and radius of orbit is R_m = 3.84 10^ 8 m. The value of centripetal acceleration due...
- If one assumes that the gravitational force due to the earth decreases in proportion to the inverse square of the distance from...
- The magnitude of gravitational field at distances r_1 and r_2 from the centre of a uniform sphere of radius R and mass M are I_1...
- Three particles each of mass M are kept at vertices of an equilateral triangle of side L. The gravitational field at centre due...
- At what height, the gravitational field reduces by 75% the gravitational field at the surface of earth?
- A uniform solid sphere of mass m and radius r is surrounded symmetrically by a uniform thin spherical shell of radius 2r and mass...
- Two particles of masses m and M are placed a distance d apart. The gravitational potential at the position where the...
- A thin rod of length L is bent to form a semicircle. The mass of rod is M. What will be the gravitational potential at the centre...
- A particle is kept on the surface of a uniform sphere of mass 100 kg and radius 10 cm. Find the work to be done per unit mass...
- Find the potential energy of 4-particles, each of mass 1 kg placed at the four vertices of a square of side length 1 m.
- The magnitude of gravitational potential energy of a body at a distance r from the centre of earth is u. Its weight at a distance...
- Energy required in moving a body of mass m from a distance 2R to 3R from centre of earth of mass M is
- If a body of mass m has to be taken from the surface to the earth to a height h = 4R, then the amount of energy required is (R =...
- For motion of planets in elliptical orbits around the sun, the central force is