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Gravitation Physics - Gravitation

Tamil Nadu Board - STD 11 - Physics (Tamil - English Medium). 69 questions in this chapter.

Question types

Gravitation question types

69 questions across 2 question groups — pick any mix to generate a Physics paper with step-by-step answer keys.

69
Questions
2
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 1MCQ1 Mark
The weight of an astronaut, in an artificial satellite revolving around the Earth is:
  • ✓
    zero
  • B
    equal to that on the Earth
  • C
    more than that on Earth
  • D
    less than that on Earth

Answer: A.

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Q 2MCQ1 Mark
Weight of a body is maximum at …..
  • A
    Moon
  • ✓
    poles of Earth
  • C
    equator of Earth
  • D
    centre of Earth

Answer: B.

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Q 3MCQ1 Mark
The radius of the Earth is $6400 km$ and $g =10 ms ^{-2}$ in order that a body of $5 kg$ weights zero at the equator, the angular speed of the Earth is ..... rad s ${ }^{-1}$
  • A
    $\frac{1}{80}$
  • B
    $\frac{1}{400}$
  • ✓
    $\frac{1}{800}$
  • D
    $\frac{1}{600}$

Answer: C.

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Q 4MCQ1 Mark
If density of Earth increased 4 times and its radius becomes half of then out weight will be ……
  • A
    four times its present value
  • ✓
    doubled
  • C
    remains same
  • D
    halved

Answer: B.

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Q 5MCQ1 Mark
The acceleration of a body due to the attraction of the Earth (radius R) at a distance 2R from the surface of the Earth is …….
  • ✓
    $\frac{g}{9}$
  • B
    $\frac{g}{3}$
  • C
    $\frac{g}{4}$
  • D
    9

Answer: A.

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