ExamBro
ExamBro
MHT CET · Physics · Gravitation

Two satellites \(A\) and \(B\) having ratio of masses \(3: 1\) are revolving in circular orbits of radii ' \(r\) ' and ' 4 r '. The ratio of total energy of satellites A to that of \(B\) is

  1. A \(1: 3\)
  2. B \(3: 1\)
  3. C \(3: 4\)
  4. D \(12: 1\)
Verified Solution

Answer & Solution

Correct Answer

(D) \(12: 1\)

Step-by-step Solution

Detailed explanation

\(\begin{aligned} \frac{E_A}{E_B} & =\frac{M_A}{M_B} \times \frac{r_B}{r_A} \quad \ldots\left(E \propto \frac{M}{r}\right) \\ & =\frac{3}{1} \times \frac{4 r}{r} \\ \frac{E_A}{E_B} & =\frac{12}{1}\end{aligned}\)