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Gravitation Physics - Gravitation

Maharashtra Board - STD 11 Science - Physics (MSBSHSE - English Medium). 189 questions in this chapter.

Question types

Gravitation question types

189 questions across 5 question groups — pick any mix to generate a Physics paper with step-by-step answer keys.

189
Questions
5
Question groups
5
Question types
Sample Questions

Gravitation questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1M.C.Q (1 Marks)1 Mark
The binding energy of a satellite revolving around planet in a circular orbit is $3 \times 109 J$. Its kinetic energy is _________
  • A
    $6 \times 10^9 J$
  • B
    $-3 \times 10^9 J$
  • C
    $-6 \times 10^{+9} J$
  • ✓
    $3 \times 10^{+9} J$

Answer: D.

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Q 2M.C.Q (1 Marks)1 Mark
The gravitational potential due to the Earth is minimum at
  • ✓
    the centre of the Earth.
  • B
    the surface of the Earth.
  • C
    a points inside the Earth but not at its centre.
  • D
    infinite distance.

Answer: A.

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Q 3M.C.Q (1 Marks)1 Mark
The weight of a particle at the centre of the Earth is _________
  • A
    infinite.
  • ✓
    zero.
  • C
    same as that at other places.
  • D
    greater than at the poles.

Answer: B.

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Q 4M.C.Q (1 Marks)1 Mark
The value of acceleration due to gravity is maximum at
  • A
    the equator of the Earth .
  • B
    the centre of the Earth.
  • ✓
    the pole of the Earth.
  • D
    slightly above the surface of the Earth.

Answer: C.

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Q 5M.C.Q (1 Marks)1 Mark
Consider a planet whose density is same as that of the earth but whose radius is three times the radius ' $R$ ' of the earth. The acceleration due to gravity ' $g_n$ ' on the surface of planet is $g_n=x . g$ where $g$ is acceleration due to gravity on surface of earth. The value of ' $x$ ' is
  • A
    9
  • B
    3
  • C
    $\frac{1}{3}$
  • D
    $\frac{1}{9}$
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Q 19Answer the following in Brief3 Marks
What is the gravitational potential due to the Earth at a point which is at a height of $2R_E$​​​​​​​ above the surface of the Earth, Mass of the Earth is $6 \times 10^{24}​​​​​​​ kg$, radius of the Earth $= 6400\ km$ and G $= 6.67 \times 10^{-11} Nm^2 kg^{-2}.$
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