Siphon will fail to work if

इंडियन गवर्नमेंट एग्जाम प्रेप

A the densities of the liquid in the two vessels are equal

B the level of the liquid in the two vessels are at the same height

C both its limbs are of unequal length

D the temperature of the liquids in the two vessels are the same

Correct Answer: B

Solution & Explanation

Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to

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