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MCQs

Total Questions : 1634 | Page 1 of 164 pages
Question 1. An aneroid barometer measures the __________ pressure.
  1.    Atmospheric
  2.    Absolute
  3.    Vacuum
  4.    Gage
 Discuss Question
Answer: Option B. -> Absolute
Question 2. Meleoid gauge measures the __________ pressure.
  1.    Positive
  2.    Sub-atmospheric
  3.    Very high
  4.    Atmospheric
 Discuss Question
Answer: Option B. -> Sub-atmospheric
Question 3. A manometer measures the __________ pressure.
  1.    Atmospheric
  2.    Absolute
  3.    Gauge
  4.    None of these
 Discuss Question
Answer: Option C. -> Gauge
Question 4. Which of the following thermocouples is capable of measuring a temperature of -50°C?
  1.    Platinum - platinum + rhodium
  2.    Chromel - alumel
  3.    Iron-constantan
  4.    Copper - constantan
 Discuss Question
Answer: Option A. -> Platinum - platinum + rhodium
Question 5. Which of the following is not a variable area flow meter?
  1.    Piston type meter
  2.    Rotameter
  3.    Magnetic flow meter
  4.    Orifice and tapered plug meter
 Discuss Question
Answer: Option C. -> Magnetic flow meter
Question 6. 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.
  1.    961.93
  2.    630.74
  3.    1064.43
  4.    1261.93
 Discuss Question
Answer: Option B. -> 630.74
Question 7. Thermal conductivity cell is the primary element of a/an __________ analyser.
  1.    Oxygen
  2.    Carbon dioxide
  3.    Carbon monoxide
  4.    Sulphur dioxide
 Discuss Question
Answer: Option B. -> Carbon dioxide
Question 8. The transfer function of a process is 1/(16s² + 8s + 4). If a step change is introduced into the system, then the response will be
  1.    Under damped
  2.    Critically damped
  3.    Over damped
  4.    None of these
 Discuss Question
Answer: Option A. -> Under damped
Question 9. Magnetic flowmeters are generally not used for the velocity/flow measurement of hydrocarbons due to their
  1.    Low thermal conductivity
  2.    Low electrical conductivity
  3.    High viscosity index
  4.    Low flash point
 Discuss Question
Answer: Option B. -> Low electrical conductivity
Question 10. Which of the following thermocouples has the least temperature measurement range?
  1.    Copper-constantan
  2.    Chromel-alumel
  3.    Platinum-platinum/rhodium
  4.    Iron-constantan
 Discuss Question
Answer: Option A. -> Copper-constantan

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