Question

There is formation of layer of snow $x\,\,cm$ thick on water, when the temperature of air is $ - {0^0}C$ (less than freezing point). The thickness of layer increases from $x$ to $y$ in the time $t$, then the value of $t$ is given by

Accepted Answer

$\frac{{\left( {x + y} ight)\left( {x - y} ight)ho L}}{{2k	heta }}$

Answer

$\frac{{\left( {x - y} ight)ho L}}{{2k	heta }}$

Answer

$\frac{{\left( {x + y} ight)\left( {x - y} ight)ho L}}{{k	heta }}$

Answer

$\frac{{\left( {x - y} ight)ho Lk}}{{2	heta }}$

JEE PHYSICS MCQ: THERMAL PROPERTIES OF MATTER

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