What is displacement ?
Answer: C
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Large astronomical telescopes always use as objective
Answer: C
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Which of the following uses a Non Renewable Energy Source?
Answer: C
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The cover of a solar coker is made of glass because
Answer: C
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On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because
Answer: D
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Intensity of sound at a point is ____ its distance from the source.
Answer: D
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Light from the star, Alpha Centauri, which is nearest to the earth after the sun, reaches the earth in
Answer: C
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The quality of sound produced by an instrument depends on the
Answer: C
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What is the scale used for measuring the intensity of the earthquake?
Answer: C
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A ball is thrown vertically upward from the ground. It crosses a point at the height of 25 m twice at an interval of 4 seconds. The ball was thrown with the velocity of
Answer: C
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