Question

The figure shows air filled bulbs connected by a U- Tube party filled with alchohol.What happens to the levels of alchohol in the limbs X and Y when an electric bulb is placed midway between the painted air filled bulbs and electric bulb is lighted..​

Answer 1

Answer:

Solution : Black bulb absorbs more heat in comparison with painted bulb. So air in black bulb expands more. Hence the level of alcohol in limb X falls while that in limb Y rises.

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Answer 2

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