Paramagnetic Oxygen Analyser MCQ

Test your knowledge with important Paramagnetic Oxygen Analyser MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Paramagnetic Oxygen Analyser MCQs at Bissoy

• If the oxygen content is greater than 21%, which of the following gases must be used to set the span point?
  ক

  Oxygen

  খ

  Dry air

  গ

  Nitrogen

  ঘ

  Hydrogen
• If the oxygen content is not greater than 21%, which of the following gases must be used to set the span point?
  ক

  Oxygen

  খ

  Dry air

  গ

  Nitrogen

  ঘ

  Hydrogen
• Which of the following happens to the magnetic susceptibility of gases when the temperature changes?
  ক

  It increases with increase in temperature

  খ

  It decreases with increase in temperature

  গ

  It remains constant with increase in temperature

  ঘ

  It remains constant with decrease in temperature
• In the Beckman instrument, the flow rate recommended when the sample enters directly for rapid response is which of the following?
  ক

  100-200 cc/min

  খ

  50-250 cc/min

  গ

  40-60 cc/min

  ঘ

  200-300 cc/min
• In the Beckman instrument, the flow rate recommended when the sample enters through a porous diffusion disc is which of the following?
  ক

  100-200 cc/min

  খ

  50-250 cc/min

  গ

  40-60 cc/min

  ঘ

  200-300 cc/min
• To improve paramagnetic oxygen analyzer, the quartz suspension must be replaced with which of the following?
  ক

  Platinum-iridium

  খ

  Phosphor-bronze

  গ

  Gold-palladium

  ঘ

  Antimony
• In Paramagnetic oxygen analyzer, when no oxygen is present the magnetic force balances torque of the fibre.
  ক

  True

  খ

  False
• Which of the following is true about the two charged vanes that produce electric field in Paramagnetic oxygen analyzer?
  ক

  Both the vanes should be at higher potential than the test body

  খ

  Both the vanes should have the same potential as the test body

  গ

  One vane should be at higher potential than the test body and the other vane should be at lower potential

  ঘ

  Both the vanes should be at lower potential than the test body
• In Paramagnetic oxygen analyzer, the electrostatic force that is exerted should have which of the following features?
  ক

  It should be greater than the magnetic field and must be in the same direction

  খ

  It should be equal to the magnetic field and must be in the same direction

  গ

  It should be greater than the magnetic field and must be in the opposite direction

  ঘ

  It should be equal to the magnetic field and must be in the opposite direction
• In Paramagnetic oxygen analyzer, the expression for magnitude of force produced can be expressed as, F = C (K-KO), where K= magnetic susceptibility of surrounding gas and KO= magnetic susceptibility of sphere. C denotes which of the following?
  ক

  Magnetic field strength

  খ

  Magnetic gradient

  গ

  Function of magnetic field strength and gradient

  ঘ

  Magnetic flux
• The force produced during the operation of Paramagnetic oxygen analyzer is proportional to which of the following?
  ক

  Magnetic susceptibility of sphere

  খ

  Magnetic susceptibility of surrounding gas

  গ

  Difference between magnetic susceptibility of sphere and magnetic field strength

  ঘ

  Difference between magnetic susceptibility of sphere and that of surrounding gas
• Which of the following gases have paramagnetic property (ability to get attracted to a magnetic field)?
  ক

  Nitric oxide

  খ

  Hydrogen
• Which among the following gases have diamagnetic property (ability to be repelled by magnetic fields)?
  ক

  Oxygen

  খ

  Nitrogen

  গ

  Nitrogen dioxide

  ঘ

  Nitric oxide