A potentiometer is more sensitive when

Why the gas thermometer is more sensitive than Hg thermometer.

A gas thermometer is more sensitive than a liquid thermometer because

The deflection magnetometer is most sensitive when the defiection theta is

Gas thermometers are more sensitive than liquid thermometers.

Wheat stone's bridge is more sensitive when the arms ratio is (A) Equal to one (B) Less than one (C) More than one (D) Zero