The figure shows two air filled bulbs connected by a tube containing alchohal . What happens to the level of alchohal in the limbs X and Y when an electric bulb placed midway is switched on ?
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Answer:
pls Mark it branliest
Explanation:
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.