A. Mcleod
B. Pirani
C. Thermocouple
D. None of these
Related Mcqs:
- Pressure of 0.01 psi (absolute) can be measured by ______________ gauge?
A. Ionisation
B. Pirani
C. Mcleod
D. None of these - Maximum differential pressure in liquid manometer is ______________ psi?
A. 20
B. 30
C. 40
D. 50 - 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 - Mcleod gauge measures the _____________ pressure?
A. Positive
B. Sub-atmospheric
C. Very high
D. Atmospheric - 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 - Mcleod gauge is used to measure the __________________?
A. Point velocity
B. Flow rate
C. Vacuum
D. Pressure - Pirani gauge is used for the measurement of________________?
A. Very high pressure
B. High vacuum
C. Liquid level under pressure
D. Liquid level at atmospheric pressure - Temperature of _____________ cannot be measured by an optical or radiation pyrometer?
A. Hot blast (air) from stoves
B. Molten slag flowing out of blast furnace
C. Combustion space in boilers
D. Rotary limestone calcination kiln - The temperature of tempering oil baths maintained at 400°C during heat treatment of steel is measured by a/an _____________ thermocouple?
A. Chromel-alumel
B. Iron-constantan
C. Platinum-platinum/rhodium
D. None of these - Vapour actuated pressure spring thermometer does not require ambient temperature compensation. Ambient temperature compensation is provided in gas or liquid expansion pressure spring thermometer by__________________?
A. Making the volume of thermometer bulb as large as conveniently possible
B. Reducing the volume of the capillary to a minimum
C. Reducing the volume of the receiving element to a minimum
D. All A , B & C.
