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

  • Load cells are used for the measurement of


  • Options
  • A. stress
  • B. weight
  • C. strain
  • D. velocity

  • Correct Answer
  • weight 

    • Process Control and Instrumentation problems

    Search Results

    • 1. Select the correct statement from the following.

    • Options
    • A. The frequency response of a pure capacity process is unbounded.
    • B. The phase lag of a pure time delay system decreases with increasing frequency.
    • C. The amplitude ratio of a pure capacity process is inversely proportional to frequency.
    • D. The amplitude ratio of a pure time delay system increases with frequency.
      • Discuss
    • 2. Which of the following temperature measuring instruments need not touch the object whose temperature is being measured?

    • Options
    • A. Radiation/infrared pyrometer
    • B. Filled system thermometer
    • C. Mercury in glass thermometer
    • D. Thermo electric pyrometer
      • Discuss
    • 3. Flapper nozzle is used in a/an __________ controller.

    • Options
    • A. electronic
    • B. hydraulic
    • C. pneumatic
    • D. none of these
      • Discuss
    • 4. Transfer function of transportation lag is

    • Options
    • A. eTS
    • B. e-TS
    • C.
    • D. none of these
      • Discuss
    • 5. Strain gage pressure transducers are used to measure __________ pressures.

    • Options
    • A. gage as well as vacuum
    • B. absolute as well as differential
    • C. both (a) and (b)
    • D. neither (a) nor (b)
      • Discuss
    • 6. The symbol for "capillary line" in instrumentation diagram is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 7. The __________ of a vapor pressure thermometer is a functioning element.

    • Options
    • A. pointer
    • B. bourdon tube
    • C. bulb
    • D. none of these
      • Discuss
    • 8. For an input forcing function, X(t) = 2t2, the Laplace transform of this function is

    • Options
    • A. 2/s2
    • B. 4/s2
    • C. 2/s3
    • D. 4/s3
      • Discuss
    • 9. Temperature measuring instruments are standardised mostly with __________ points of pure substances.

    • Options
    • A. melting
    • B. boiling
    • C. both (a) & (b)
    • D. neither (a) nor (b)
      • Discuss
    • 10. Pick out the one which is a first order instrument.

    • Options
    • A. Mercury in glass thermometer (without any covering or air gap).
    • B. Bare metallic thermometer.
    • C. Bare vapor pressure thermometer.
    • D. All (a), (b) and (c).
      • Discuss

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