The ____________ of the fluid contained in the temperature sensing element (i.e., bulb) of filled system thermometers changes with change in temperature ?

Related Mcqs:

1. Which of the following filled system expansion thermometers has the lowest positive temperature measurement capability ?

   A. Mercury in glass thermometer B. Alcohol in glass thermometer C. Fused metal (Na or K) in steel thermometer D. Nitrogen in steel thermometer...

2. 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...

3. Which of the following is not a mechanical pressure sensing element ?

   A. Bellows B. Diaphragm C. Bourdon tube D. U-tube...

4. 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...

5. 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...

6. 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...

7. Which of the following thermometers is not suitable for distant reading upto 60 metres ?

   A. Vapor pressure thermometer B. Mercury in glass thermometer C. Constant volume gas thermometer D. Resistance thermometer...

8. Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion ?

   A. Nickel B. Brass C. Chromel D. Invar...

9. Volumetric expansion is the working principle of the ______________ thermometers?

   A. Mercury in glass B. Constant volume gas C. Vapor pressure D. Bimetallic...

10. Which of the following filled system expansion thermometer has the capability to measure the lowest temperature ?

    A. Mercury in glass thermometer B. Mercury in steel thermometer C. Alcohol in glass thermometer D. Fused metal (Na or K) in steel thermometer...