Arihant Physics by D.C Pandey

Two identical satellites are orbiting are orbiting at distances R and 7R from the surface of the earth, R being the radius of the earth. The ratio of their R being the radius of the earth. The ratio of their Two identical satellites are orbiting are orbiting at distances R and 7R from the surface [...]

If mean radius of earth is R, its angular velocity is ω and the acceleration due to gravity at the surface of the earth is g. Then the cube of the radius of the orbit of geostationary satellite will be If mean radius of earth is R its angular velocity is ω and the acceleration [...]

An artificial satellite moving in a circular orbit around the earth has a total (kinetic + potential) energy E0. Its potential energy and kinetic energy respectively are An artificial satellite moving in a circular orbit around the earth has a total (kinetic + potential) energy E0. Its potential energy and kinetic energy respectively are September [...]

If Earth is supposed to be a sphere of radius R, if g30 degree is value of acceleration due to gravity at latitude of 30 degree and g at the equator, the value of g−g 30 degree is If Earth is supposed to be a sphere of radius R if g30 degree is value of [...]

An artificial satellite is moving in a circular orbit around the earth has total mechanical energy E0. Its potential energy is An artificial satellite is moving in a circular orbit around the earth has total mechanical energy E0. Its potential energy is September 19, 2020 Category: Arihant Physics by D.C Pandey , Chapter 10 - [...]

The period of revolution of planet A around the sun is 8 times that of B. The distance of A from the sun is how many times greater than that of B from the sun? The period of revolution of planet A around the sun is 8 times that of B. The distance of A [...]

The orbital velocity of an artificial satellite in a circular orbit just above the earth’s surface is ν. For a satellite orbiting at an altitude of half of the earth’s radius, the orbital velocity is the orbital velocity is The orbital velocity of an artificial satellite in a circular orbit just above the earth's surface [...]

The ratio of distance of two satellites from the centre of earth is 1:4. The ratio of their time periods of rotation will be The ratio of distance of two satellites from the centre of earth is 1:4. The ratio of their time periods of rotation will be September 19, 2020 Category: Arihant Physics by [...]

Two satellite A and B, ratio of masses 3:1 are in circular orbits of radii r and 4r. Then ratio mechanical energy of A and B is ratio of masses 3:1 are in circular orbits of radii r and 4r. Then ratio mechanical energy of A and B is Two satellite A and B September [...]

A planet moves around the sun. It is closest to sun at a distance d1 and have velocity v1 . At farthest distance d2, its speed will be A planet moves around the sun. It is closest to sun at a distance d1 and have velocity v1 . At farthest distance d2 its speed will [...]