Sarthaks Test
0 votes
in Physics by (8.6k points)

A satellite is to be placed in equatorial geostationary orbit around earth for communication. 

(a) Calculate height of such a satellite. 

(b) Find out the minimum number of satellites that are needed to cover entire earth so that at least one satellites is visible from any point on the equator.

[M = 6 x 1024 kg, R = 6400 km, T = 24h, G = 6.67 x 10-11 SI units]

1 Answer

0 votes
by (13.6k points)
selected by
Best answer

(360o/2θ)≈2.2l; Hence minimum number = 3

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.