RADAR is used for
Answer: D
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A solid ball of metal has a spherical cavity inside it. When the ball is heated the volume of the cavity will
Answer: A
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Which among the following are primary colors?
Answer: A
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Pick out the only vector quantity
Answer: B
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Blisters are formed more rapidly by the steam of boiling water in comparision to boiling water itself because ________.
Answer: A
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Which of the following is a Heterogeneous Mixture?
Answer: C
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Point A is at a lower electrical potential than point B. An electron between them on the line joining them will
Answer: B
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The ozone layer protects us from
Answer: C
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Which law states, "the effect produced by a moving source of waves in which there is an apparent upward shift in frequency for observers towards whom the source is approaching and an apparent downward
Answer: B
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No current will flow between two charged bodies if they have the same
Answer: C
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