Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to:
Answer: C
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The working principle of a washing machine is known as
Answer: C
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Rectifiers are used to convert:
Answer: B
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Quality of transmission depends upon
Answer: C
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When a bullet is fired from a gun
Answer: D
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Which of the following is a Non Renewable Resource of Energy?
Answer: C
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If velocity of all fluid particles is same all the time then it is called
Answer: C
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What is the Minimum distance between and object and real image of a convex lense?
Answer: A
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Which is true
Answer: C
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What is the Product of Force and Velocity called?
Answer: B
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