You have a bag of cotton and an iron bar, each indicating a mass of 120 kg when measured on a weighing machine. In reality, one is heavier than the other. Can you say which one is heavier in terms of surface area and why?
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please ya anyone answer this i too have a doubt on this....
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Answer:iron rod
Explanation:
Because of its higher density than cotton as cotton has trapped air within itself which reduces its density.
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