Thermistors are used in ____________ devices?

Related Mcqs:

1. Thermistors are made of__________________?

   A. Ultra pure metals B. Metal oxides C. Iron-copper alloys D. Nickel-chromium alloys...

2. Thermistors which have a very high temperature co-efficient of resistivity belong to the class of solid called________________?

   A. Dielectrics B. Insulators C. Semi conductors D. Conductors...

3. Which of the following fluid flow measuring devices can measure the largest flow rate ?

   A. V-notch B. Rotameter C. Orificemeter D. Weir...

4. Platinum resistance thermometer can be used upto antimony point which is ____________ °C, and is the temperature of equilibrium between solid antimony & liquid antimony at normal atmospheric pressure?

   A. 961.93 B. 630.74 C. 1064.43 D. 1261.93...

5. Strain gage uses an electrical conductor wire, which when elastically stretched increases in length and reduces in diameter. Both these dimensional changes result in ____________ in the electrical resistance of the wire ?

   A. No change B. Decrease C. Increase D. Exponential decrease...

6. ____________ stability method uses open loop transfer function?

   A. Nyquist B. Mikhailov C. Ruth D. None of these...

7. Bode stability method uses ____________ loop transfer function?

   A. Open B. Closed C. Either A. or B. D. Neither A. nor B....

8. 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....

9. ____________ are analysed using a Polarograph?

   A. Isotonic solutions B. Solids C. Liquids D. Gases...

10. A negative gain margin expressed in decibels means a/an ____________ system?

    A. Stable B. Unstable C. Critically damped D. None of these...