1.

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. if both A and R are true and R is the correct explanation of A
B. if both A and R are true and R is not the correct explanation of A
C. if A is true but R is false
D. if A is true but R is true
Answer» D. if A is true but R is true


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