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MCQs

Total Questions : 1634 | Page 159 of 164 pages
Question 1581. Reference points i.e., ice point and steam point in Reaumer temperature scale are respectively_________________?
  1.    – 273° & 80°
  2.    0° & 80°
  3.    32° & 460°
  4.    32° & 80°
 Discuss Question
Answer: Option B. -> 0° & 80°
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1582. Non-metallic diaphragm used as pressure sensor in instruments is generally made of__________________?
  1.    Teflon
  2.    Synthetic rubber
  3.    Bakelite
  4.    Thick paper
 Discuss Question
Answer: Option B. -> Synthetic rubber
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1583. Bimetal strips are not used in________________?
  1.    Bimetallic thermometers
  2.    Thermocouples
  3.    Thermostats
  4.    Relays for opening & closing of electrical circuits
 Discuss Question
Answer: Option B. -> Thermocouples
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1584. 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
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1585. For two non-interacting first order systems connected in series, the overall transfer function is the ______________ of the individual transfer functions?
  1.    Product
  2.    Ratio
  3.    Sum
  4.    Difference
 Discuss Question
Answer: Option A. -> Product
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1586. If response of a control system is to be free of offset and oscillation, the most suitable controller is_________________?
  1.    Proportional controller
  2.    Proportional-derivative (PD) controller
  3.    Proportional-integral (PI) controller
  4.    Proportional integral-derivative (PID) controller
 Discuss Question
Answer: Option D. -> Proportional integral-derivative (PID) controller
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1587. Flame photometry is used for the determination of compositional analysis of_______________?
  1.    Solids
  2.    Alkali metals
  3.    Natural gas
  4.    Isotopes
 Discuss Question
Answer: Option B. -> Alkali metals
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1588. In a shell and tube heat exchanger, the outlet temperature of heating/cooling fluid is the _____________ variable?
  1.    Load
  2.    Manipulated
  3.    Controlled
  4.    None of these
 Discuss Question
Answer: Option C. -> Controlled
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1589. Which of the following is not classified as a thermo electric pyrometer ?
  1.    Resistance thermometer
  2.    Thermocouple
  3.    Optical pyrometer (disappearing filament type)
  4.    Radiation pyrometer
 Discuss Question
Answer: Option C. -> Optical pyrometer (disappearing filament type)
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1590. Continuous measurement of specific gravity of a liquid is done by __________________?
  1.    Hydrometer
  2.    Contact-type electric indicators
  3.    Displacement meter
  4.    Both A. and C.
 Discuss Question
Answer: Option D. -> Both A. and C.
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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