A mercury thermometer is constructed as shown if Fig. 1.9. The capillary tube has a diameter of
Channel: Doubtnut
Date: 2020-07-26

A mercury thermometer is constructed as shown if Fig. 1.9. The capillary tube has a diameter of 0.004 00 cm, and the bulb has a diameter of 0.250 cm. neglecting the expansion of the glass, find the change in height of the mercury column with a temperature change of 30.`0^@C`.