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Relative Density

Assertion A :...

Question

Assertion (A) : An iron ball floats on mercury but gets immersed in water.
Reason (R) : The specific gravity of iron is more than that of mercury.

A

Both A and R are true and R is the correct explanation of A.

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B

Both A and R are true but R is NOT the correct explanation of A.

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C

A is true but R is false.

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D

A is false but R is true.

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Solution

The correct option is D A is true but R is false.
Iron with specific gravity less than that of mercury but more than that of water, floats in the former but gets immersed in the second. Hence, option C is correct.

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