Millionaire Mode

Space missions and artificial satellites - class-X

Question 1 of 14

Communication satellites move in orbits of radius 44,400 km around the earth find the acceleration of such a satelite, assuming that the only force acting on, it is that  due to the earth.Mass of the earth $ = 6 \times {10^{24}}Kg.$

  1. $0.2;m{s^{ - 2}}$
  2. $2.1;m{s^{ - 2}}$
  3. $4.2;m{s^{ - 2}}$
  4. $0.3;m{s^{ - 2}}$

Prize Money

15₹7 Crores
14₹1 Crore
13₹50,00,000
12₹25,00,000
11₹12,50,000
10₹6,40,000
9₹3,20,000
8₹1,60,000
7₹80,000
6₹40,000
5₹20,000
4₹10,000
3₹5,000
2₹2,000
1₹1,000