Why is it necessary to have a minimum two stage launching system to put a satellite into desired circular orbit?

How are satellites launched in an orbit?

The time period of an earth satellite in circular orbit depends on

Why is it necessary for people to have their blood examined before marriage?

Select and write the most appropriate answer from the given alternatives for each subquestion A satellite in a circular orbit around the earth has a total energy E (E (a)-2E (b) -E (c)E (d) 2E

Derive an expression for time period of a satellite orbiting very close to earth's surface in terms of mean density OR A satellite is in a low-altitude circular orbit around a spherical planet of mean density rho . Show that the period of revolution of the satellites is sqrt(3pi//rhoG)

The ratio of the K.E. required to the given to the satellite to escape earth's gravitational field to the K.E. required to be given so that the satellite moves in a circular orbit just above earth atmosphere is

Obtain an expression for binding energy of a satellite revolving in a circular orbit around earth.

Why is it beneficial to use satellite launch vehicles made of more than one stage?

Define binding energy and obtainan expression for binding energy of a satellite revolving in a circular orbit round the earth.

If g is the acceleration due to gravity and R is radius of earth, the minimum kinetic energy required to make a satellite to move to infinity from orbit which is close to earth is