AIPMT 2010 Prelims | Gravitation Question 49 | Physics

The radii of circular orbits of two satellites A and B of the earth, are 4R and R, respectively. If the speed of satellite A is 3V, then the speed of satellite B will be

$${{3V} \over 4}$$

6$$V$$

12$$V$$

$${{3V} \over 2}$$

AIPMT 2010 Prelims

MCQ (Single Correct Answer)

-1

A particle of mass M is situated at the centre of a spherical shell of same mass and radius a. The magnitude of the gravitational potential at a point sutuated at a/2 distance from the centre, will be :

$${{GM} \over a}$$

$${{2GM} \over a}$$

$${{3GM} \over a}$$

$${{4GM} \over a}$$

AIPMT 2009

MCQ (Single Correct Answer)

-1

The figure shows elliptical orbit of a planet m about the sun S. The shaded area SCD is twice the shaded area SAB. If t₁ is the time for the planet to move from C to D and t₂ is the time to move from A to B then

AIPMT 2009 Physics - Gravitation Question 34 English

AIPMT 2009 Physics - Gravitation Question 34 English

t₁ = 4t₂

t₁ = 2t₂

t₁ = t₂

t₁ > t₂

AIPMT 2007

MCQ (Single Correct Answer)

-1

Two satellites of earth, S₁ and S₂ are moving in the same orbit. The mass of S₁ is four times the mass of S₂. Which one of the following statements is true ?

The potential energies of earth and satellite in the two cases are equal.

S₁ and S₂ are moving with the same speed.

The kinetic energies of the two satellites are equal.

The time period of S₁ is four times that of S₂.

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