A constant volume gas thermometer employing ______________ is used to measure sub-zero (i.e., < 0°C) temperature?

Related Mcqs:

Very low pressure is expressed in microns (μ), which is equal to ____________ mm of Hg column (absolute) at 0°C?

A. 0.0001 B. 0.001 C. 0.01 D. 0.1...

To increase the speed of response of a pressure spring liquid or gas expansion thermometer, the clearance space between the thermometer bulb and the thermal well should not be filled with ________________?

A. Air B. A metal powder or graphite C. Oil D. Mercury...

Working principle of radiation pyrometer is based on the __________________?

A. Wien’s law B. Kirchoff’s law C. Stefan Boltzmann law D. Seebeck effect...

Thermal wells are used in the temperature measurement to____________________?

A. Guard against corrosive and oxidising action on thermocouple materials B. Reduce measuring lag C. Increase the fidelity D. Increase the sensitivity...

Working principle of mercury in glass thermometer is__________________?

A. Volumetric expansion B. Pressure rise with temperature C. Linear expansion D. None of these...