While measuring the thermal conductivity of a liquid we keep the upper part hot and the lower part cool so that,

While measuring the thermal conductivity of a liquid we keep the upper

1.	While measuring the thermal conductivity of a liquid we keep the upper part hot and the lower part cool so that,
Answer» Convection MAY be stopped radiation may be stopped heat conduction is EASIER downwards It is easier and CONVENIENT to do so ANSWER :A