Gears MCQ

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

• For a constant velocity ratio, the common normal to the tooth profile at point of contact must pass through a continuously variable point.
  ক

  True

  খ

  It pass through a fixed point

  গ

  Constant velocity ratio isn’t required, hence variable point is preferred

  ঘ

  None of the listed
• Required velocity ratio is 60:1, which of the following are recommended?
  ক

  Worm

  খ

  Spur

  গ

  Bevel

  ঘ

  None of the mentioned
• Greater the velocity ratio, smaller the gearbox.
  ক

  True

  খ

  Greater the gearbox

  গ

  Size of gearbox remains unaffected

  ঘ

  None of the listed
• Which of the following are true for worm gears?
  ক

  Worm is in the shape of threaded screw

  খ

  Threads on the worm have small lead

  গ

  Worm imposes high thrust loads

  ঘ

  Characterised by low speed reduction ratio
• Bevel gears impose ____ loads on the shafts.
  ক

  Radial and thrust

  খ

  Radial

  গ

  Thrust

  ঘ

  Neither radial nor thrust
• Herringbone gear can be used in
  ক

  Intersecting shafts only

  খ

  Parallel shafts only

  গ

  Both intersection and parallel shafts

  ঘ

  None of the mentioned
• The teeth of the helical gears are cut parallel to the shaft axis.
  ক

  True

  খ

  False
• Spur gears can be used only when the two shafts are parallel.
  ক

  True

  খ

  False
• Gear drive don’t require precise alignment of shafts.
  ক

  True

  খ

  False
• Which of the following is not true about gears?
  ক

  Positive drive

  খ

  Constant velocity ratio

  গ

  Transmit large power

  ঘ

  Bulky construction
• The two gears are said to have conjugate motion if
  ক

  They have constant angular velocity ratio

  খ

  Variable angular velocity ratio

  গ

  Infinitely small angular velocity ratio

  ঘ

  None of the mentioned
• Is it possible to transmit power between shafts lying in different planes using gears?
  ক

  Yes

  খ

  No
• Which of the following can be used for power transmission in intersecting shafts.
  ক

  Spur Gear

  খ

  Helical Gear

  গ

  Bevel Gear

  ঘ

  None of the listed
• The common normal to the curves of the two teeth must not pass through the pitch point.
  ক

  True

  খ

  It must pass

  গ

  It may or may not pass

  ঘ

  None of the listed