The density of a liquid of coefficient of cubical expansion $r$ is $p$ at ${0^0}C$ when the liquid is heated to a temperature $T$ , the change in density will be

$\frac{{ - \left( {1 + rT} \right)}}{{rT}}$

$\frac{{r\left( {1 + rT} \right)}}{{rT}}$

JEE PHYSICS MCQ: THERMAL PROPERTIES OF MATTER

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Application +4 | -1

The density of a liquid of coefficient of cubical expansion

r

p

{0^0}C

when the liquid is heated to a temperature

T

, the change in density will be

View answer and explanation

Correct option: A

\frac{{ - prt}}{{1 + rt}}

Option A (

\frac{{ - prt}}{{1 + rt}}

) is correct because it represents the change in density of a liquid due to thermal expansion, considering the coefficient of cubical expansion.