Question
When a bulb of constant volume air thermometer is placed in melting ice and boiling water at normal pressure, the pressure is found to be 70 cm and 100 cm of mercury respectively. What will be the temperature of the bath, pressure of the gas being 120 cm of Hg?
Solution
We have,
where. is the pressure of bath whose temperature is to be measured.
We know,
, is the temperature of the bath when pressure is 120 cm of Hg.