MHT CET · Physics · Gravitation
Two satellites of masses 'm' and '4m' are revolving in a same orbit around the earth. Which one of the following statements is correct?
- A They have periods in the ratio \(1: 4\).
- B They have same kinetic energy.
- C They have same potential energy.
- D They have same period.
Answer & Solution
Correct Answer
(D) They have same period.
Step-by-step Solution
Detailed explanation
As \(T=2 \pi \sqrt{\frac{r^{3}}{G M}}\)
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Physics
- A string of length ' \(L\) ' fixed at one end carries a mass ' \(m\) ' at the other end. The string makes \(\frac{3}{\pi}\) r.p.s. around the vertical axis through fixed end. The tension in the string isMHT CET 2022 Medium
- A photoelectric cell is illuminated by a point source of light \(1 \mathrm{~m}\) away. When the source is shifted to \(2 \mathrm{~m}\) thenMHT CET 2007 Medium
- The equation of wave is \(\mathrm{Y}=6 \mathrm{sin}\) \(\left(12 \pi t-0.02 \pi x+\frac{\pi}{3}\right)\) where ' \(x\) ' is in \(m\) and ' \(t\) ' in
s. The velocity of the wave isMHT CET 2023 Hard - The length of steel rod is 5 cm longer than the copper rod at all temperatures. The length of the steel and copper rod is respectively (Coefficient of linear expansion for steel and copper is respectively \(1.1 \times 10^{-5} /{ }^{\circ} \mathrm{C}\) and \(1.7 \times 10^{-5} /{ }^{\circ} \mathrm{C}\) )MHT CET 2025 Medium
- A circular coil of radius ' \(\mathrm{R}\) ' has ' \(\mathrm{N}\) ' turns of a wire. The coefficient of self-induction of the coil will be ( \(\mu_0=\) permeability of free space)MHT CET 2021 Medium
- Which of the following is not the property of the photons?MHT CET 2008 Easy
More PYQs from MHT CET
- What is degree of dissociation of \(\mathrm{CH}_3 \mathrm{COOH}\) if \(\wedge^{\circ}\left(\mathrm{CH}_3 \mathrm{COO}^{-}\right)=50 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}\), \(\wedge^{\circ}\left(\mathrm{H}^{+}\right)=350 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}\) and molar conductivity of \(5 \times 10^{-2} \mathrm{M} \mathrm{CH}_3 \mathrm{COOH}\) is \(20 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}\) ?MHT CET 2025 Medium
- Identify the product ' \(A\) ' in the following reaction,
Anisole \(\xrightarrow[398 \mathrm{~K}]{\mathrm{HI}} \mathrm{A}+\) IodomethaneMHT CET 2025 Easy - Let \(f\) be a twice differentiable function such that \(\mathrm{f}^{\prime \prime}(x)=-\mathrm{f}(x), \mathrm{f}^{\prime}(x)=\mathrm{g}(x)\) and \(\mathrm{h}(x)=[\mathrm{f}(x)]^2+[\mathrm{g}(x)]^2\). If \(\mathrm{h}(5)=1\), then \(\mathrm{h}(10)\) is \(\qquad\)MHT CET 2024 Easy
- In hydrogen atom in its ground state, the first Bohr orbit has radius ' \(r_1{ }^{\prime}\). When the atom is raised to one of its excited states, the electrons orbital velocity becomes one-third. The radius of that orbit isMHT CET 2025 Medium
- The maximum velocity and maximum acceleration of a particle performing a linear S.H.M. is ' \(\alpha\) ' and ' \(\beta\) ' respectively. Then the path length of the particle isMHT CET 2024 Easy
- A particle performs linear SHM. At a particular instant, the velocity of the particle is \(u\) and acceleration is \(\alpha\) (both having the same direction). At another instant velocity is \(v\) and acceleration is \(\beta(0<\alpha<\beta)\) (both in opposite direction to each other). The distance between the two positions isMHT CET 2017 Hard