Lakshya Education MCQs

Question: Which of the following is not a variable area flow meter?
Options:
A.Piston type meter
B.Rotameter
C.Magnetic flow meter
D.Orifice and tapered plug meter
Answer: Option C

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More Questions on This Topic :

Question 1. 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
Answer: Option B
Question 2. Thermal conductivity cell is the primary element of a/an __________ analyser.
  1.    Oxygen
  2.    Carbon dioxide
  3.    Carbon monoxide
  4.    Sulphur dioxide
Answer: Option B
Question 3. 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
Answer: Option A
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
Answer: Option A
Question 5. A manometer measures the __________ pressure.
  1.    Atmospheric
  2.    Absolute
  3.    Gauge
  4.    None of these
Answer: Option C
Question 6. Meleoid gauge measures the __________ pressure.
  1.    Positive
  2.    Sub-atmospheric
  3.    Very high
  4.    Atmospheric
Answer: Option B

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