Physics - Gravitation Question with Solution | TestHub

Two satellites$A$and$B$of masses$200 \mathrm{kg}$and$400 \mathrm{kg}$are revolving round the earth at height of$600 \mathrm{km}$and$1600 \mathrm{km}$respectively. If$T_A$and$T_B$are the time periods of$A$and$B$respectively then the value of$T_B-T_A$:

[ Given : radius of earth $=6400 \mathrm{km},$ mass of earth $=6\times {10}^{24} \mathrm{kg}$ ]