MHT CET questions
29293 published questions with worked solutions.
- Two satellite of masses 80 kg and 120 kg revolve round the planet in circular orbit of radii 16R and 9R respectively, where R is...
- K.E. of revolving satellite at a height equal to radius of earth
- The period of satellite in a circular orbit of radius R is T. The period of another satellite in a circular orbit of radius 4 R...
- The orbital velocity of a body close to the surface of earth is nearly
- An artificial satellite moving in a circular orbit around the earth has a total (kinetic + potential) energy E_0. Its potential...
- The ratio of kinetic energy required to be given to stationary satellite to escape earth's gravitational field to K.E. required...
- A satellite is revolving around the earth in a circular orbit whose radius is R work done by gravitational force in one...
- Height at which value of 'g' becomes one-fourth to that on earth is
- If is the mean density of the earth and R is its radius, then critical speed of a satellite revolving very close to the surface...
- What would be the duration of the year, if the distance between the earth and the sun gets doubled?
- The period (T) of an artificial satellite of earth depends on the density of the earth (assumed constant) as:
- The gravitational potential energy of a body at a distance r from center of the earth is e, then its weight at that point is:
- The escape velocity of a body from the surface of planet whose density is 5.46 10^ 15 kg/m^3 is 11.2 km/sec the escape velocity...
- A satellite is orbiting round the earth at distance equal to radius earth from the surface of earth. The period of revolutions...
- A sphere of mass 40 kg is attracted by another sphere of mass 15 kg with a force of 1/10 of mfg. The center of sphere are...
- It is desired to launch a satellite at 36000 km above the earth compute the minimum speed to put the satellite in to a stable...
- The earth (mass =6 10^ 24 kg) revolves round the sun with an angular velocity of 2 10^ -7 rad/s in a circular orbit of radius 1.5...
- The weight of a body at a distance 2R from the center of the earth of radius 'R' is 2.5 N. if the distance is 3R from the center...
- The depth from the surface of the earth where acceleration due to gravity is 20% of its value on the surface of the earth is...
- If the weight of a body is 100 N on the surface of the earth then its binding energy on the surface of the earth is