logo

CuriousTab

CuriousTab

Discussion

Home ‣ Chemical Engineering ‣ Process Control and Instrumentation Comments
  • Question

  • Which of the following flow-metering instru-ments is an areameter?


  • Options
  • A. Venturimeter
  • B. Rotameter
  • C. Pitot tube
  • D. Hot wire anemometer

  • Correct Answer
  • Rotameter 

    • Process Control and Instrumentation problems

    Search Results

    • 1. E.m.f. generated by thermocouples is of the order of

    • Options
    • A. millivolts
    • B. microvolts
    • C. volts
    • D. kilo volts
      • Discuss
    • 2. The root locus method, a pole of a transfer function G(s) is the value of s for which G(s) approaches

    • Options
    • A. -1
    • B. 0
    • C. 1
    • D. ?
      • Discuss
    • 3. Polarograph is meant for the analysis of

    • Options
    • A. gaseous mixture
    • B. miscible liquids
    • C. solids
    • D. isotopes
      • Discuss
    • 4. Which of the following fluid flow measuring devices can measure the largest flow rate?

    • Options
    • A. V-notch
    • B. Rotameter
    • C. Orificemeter
    • D. Weir
      • Discuss
    • 5. Zirconia probe is used for the measurement of

    • Options
    • A. humidity of air.
    • B. % CO2 in flue gas.
    • C. % O2 in flue gas.
    • D. speed of a submarine.
      • Discuss
    • 6. Out of the following temperature measuring instruments, the measurement accuracy will be minimum for the

    • Options
    • A. mercury in glass thermometer.
    • B. optical pyrometer.
    • C. iron-constantan thermocouple.
    • D. alcohol filled thermometer.
      • Discuss
    • 7. Thermal conductivity cell is the primary element of a/an __________ analyser.

    • Options
    • A. oxygen
    • B. carbon dioxide
    • C. carbon monoxide
    • D. sulphur dioxide
      • Discuss
    • 8. Small furnace draught is accurately measured by an inclined tube manometer, in which the manometric liquid used most commonly is

    • Options
    • A. water
    • B. carbon tetrachloride
    • C. paraffin
    • D. ethylene glycol
      • Discuss
    • 9. Presence of a small amount of water in the organic systems can be determined by the __________ method.

    • Options
    • A. electrical conductivity
    • B. polarimetry
    • C. emission spectroscopy
    • D. dielectric constant end loss factor
      • Discuss
    • 10. The open loop transfer function of a control system is . This represents

    • Options
    • A. a first order system.
    • B. dead time system.
    • C. a first order time lag.
    • D. a second order system.
      • Discuss

    Comments

    There are no comments.
Enter a new Comment




Aptitude

Engineering

Programming

Reasoning

Links

Copyright ©CuriousTab. All rights reserved.