Sawaal
8
Q:

When a steel ball is placed on the surface of mercury, it does not sink because

A) of the surface tension of mercury B) mercury is a semisolid
C) of the high viscosity of mercury D) the density of mercury is greater than that of steel

Answer:   D) the density of mercury is greater than that of steel



Explanation:

A solid sinks in a liquid if its density is greater than that of the liquid. if less, it floats

Subject: Physics
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