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81
What will be the distance between these two bodies, if attraction force between two bodies is $$\frac{1}{9}$$ F?
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Answer: Option A
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82
Where is the minimum weight of a body?
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Answer & Solution
Answer: Option A
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83
A ball is dropped from a height of 80m. The distance travelled in the fourth second will be- . . . . . . . . (accept it g = 10 m/s2)
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Answer: Option B
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84
The value of 'g' increases with the . . . . . . . .
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Answer: Option D
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85
A satellite revolves around the earth in an elliptical orbits. Its speed
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Answer: Option B
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86
The weight of an object on the Moon is equal to . . . . . . . . of its weight on the Earth.
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Answer: Option B
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87
The weight of an object is 60 N when measured on the surface of the earth. What will be its weight when measured on the lunar surface?
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Answer: Option A
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88
In which of the following places is the acceleration due to gravity zero?
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Answer: Option A
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89
How long will it take to reach its highest point, if a ball is punched upwards with an initial velocity of 25 m/s, [The value of g can be taken as 10 m/s2].
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Answer: Option B
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90
The universal law of gravity applies to . . . . . . . .
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Answer: Option D
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