For a satellite moving in an orbit around the earth, the ratio of kinetic energy to potential energy is For a satellite moving in an orbit around the earth the ratio of kinetic energy to potential energy is August 29, 2020 Category: Chapter 12 - Gravitation , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics , Facebook Messenger WhatsApp Share this:TwitterFacebook Related 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 are1The Earth may be considered to be a uniform sphere with its massMconcentrated at itscentre.A satellite of massmorbits the Earth such that the radius of the circular orbit isr.(a)Show that the linear speedvof the satellite is given by the expressionv=√GM.r[2](b)For this satellite, write down expressions, in terms ofG,M,mandr, for(i)its kinetic energy,kinetic energy = …………………………. [1](ii)its gravitational potential energy,potential energy = …………………………. [1](iii)its total energy.total energy = …………………………. [2]ForExaminer’sUse© UCLES 2006⎛⎞⎝⎠A satellite is revolving around the earth with a kinetic energy E. The minimum addition of kinetic energy needed to make it escape from its orbit is
