An artificial satellite is revolving round the Earth in a circular orbit, its velocity is half the escape velocity. Its height from the Earth surface is …. km.
A. 6400
B. 12800
C. 3200
D. 1600
Answer:A
An artificial satellite is revolving round the Earth in a circular orbit, its velocity is half the escape velocity. Its height from the Earth surface is …. km.
A. 6400 B. 12800 C. 3200 D. 1600