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Assertion : A solid object of iron is dipped in water, both are at same temperature of `2^(@)C`. If the temperature of water is increased by `2^(@)C`, then the buoyancy force action of the object will increase. Reason : If we increase the temperature of water from `2^(@)C " to " 4^(@)C`, then density of water will increase. Ignore expansion of solid sphere.A. If both Assertion and Reason are correct and Reason is the correct explanation of Assertion.B. If both Assertion and Reason are true but Reason is not the correct explanation of Assertion.C. If Assertion is true but Reason is false.D. If Assertion is false but Reason is true.

Answer» Correct Answer - A


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