Which of the following does not figure in the list of seven substances selected for international temperature scale ?

Related Mcqs:

Measurement of pressure in ammonia reactor is done by __________________?

A. Bourdon gauge B. U-tube manometer C. Inclined tube manometer D. Pirani gauge...

The deflection in diaphragm (which is used as pressure sensor in pneumatic and electronic instruments) is dependent on the metal thickness, its diameter D. and shape & number of corrugations. Its deflection is proportional to_______________?

A. d B. d2 C. d3 D. d4...

Which of the following thermocouples will give the highest output for the same value of hot and cold junction temperature ?

A. Platinum-platinum + rhodium B. Iron-constantan C. Chromel-constantan D. All will give the same output...

For increased speed of response of an expansion pressure spring thermometer, the thermometer bulb should have a__________________?

A. Large area but small mass B. High thermal conductivity C. Small specific heat D. All A , B & C...

The pressure sensing element of elastic type pressure gauge is never made in the form of a_________________?

A. Bellow B. Diaphragm C. Strip D. Bourdon tube...