A. Bellow
B. Diaphragm
C. Strip
D. Bourdon tube
Related Mcqs:
- Which of the following is not a mechanical pressure sensing element ?
A. Bellows
B. Diaphragm
C. Bourdon tube
D. U-tube - Thermistor, which has high temperature co-efficient of resistivity, is used as the sensing element in resistance thermometer. It is a/an ?
A. Insulator
B. Conductor
C. Solid semi-conductor
D. Liquid semi-conductor - The ____________ of the fluid contained in the temperature sensing element (i.e., bulb) of filled system thermometers changes with change in temperature ?
A. Pressure
B. Volume
C. Viscosity
D. All A., B. and C. - The frequency response of a dynamic element shows a constant magnitude ratio at all frequencies. The element exhibits a negative phase shift at all frequencies. The absolute value of the phase shift increases linearly with frequency. The element has the transfer function ?
A. e-ηS
B. (T1S + 1)/(T2S + 1)
C. (T1S/(T2S + 1)
D. (T1S + 1)/(T2S - Pressure of 0.0001 absolute psi can be measured by _____________ gauge?
A. Mcleod
B. Pirani
C. Thermocouple
D. None of these - Pressure of 0.01 psi (absolute) can be measured by ______________ gauge?
A. Ionisation
B. Pirani
C. Mcleod
D. None of these - Mcleod gauge measures the _____________ pressure?
A. Positive
B. Sub-atmospheric
C. Very high
D. Atmospheric - Which of the following is never used as an element of industrial resistance thermometer ?
A. Lead
B. Nickel
C. Copper
D. 30% iron + 70% nickel - Thermal conductivity measurement com-prises the working principle of a_________________?
A. CO2 analyser
B. Polarimeter
C. Spectrometer
D. Chromatograph - Mcleod gauge is used to measure the __________________?
A. Point velocity
B. Flow rate
C. Vacuum
D. Pressure
