Multiple Choice Questions (MCQ) on gears

Multiple Choice Questions (MCQ) on gears

 

The gears are used to connect two parallel shafts except

  1. Spur gear
  2. Helical gear
  3. Double helical gears
  4. Bevel gears

(Ans:d)

 

The gears used to connect non-parallel and non-intersecting shafts is

  1. Straight bevel gears
  2. Spiral bevel gears
  3. Spiral gears
  4. Double helical gears

(Ans:c)

 

To connect two intersecting shafts we use

  1. Spur gear
  2. Helical gear
  3. Worm and wheel
  4. Bevel gears

(Ans:d)

 

The gear used to convert rotary motion into translating motion is

  1. Worm and wheel
  2. Crown gear
  3. Rack and pinion
  4. Spiral Bevel gear

(Ans:c)

 

Which of the following type of gear has inclined teeth?

  1. Spur gear
  2. Helical gear
  3. Spiral gear
  4. All of the above

(Ans:b)

 

The point of contact of two pitch circles of mating gears is called

  1. Pressure point
  2. Pitch point
  3. Module
  4. Contact point

(Ans:b)

 

The circular pitch of a gear is given by

  1. Πd/t
  2. Πd/2t
  3. 2Πd/t
  4. Πd/3t

Where d=diameter of pitch circle

t=number of teeth

(Ans:a)

 

The module of a gear is given by

  1. d/t
  2. 2d/t
  3. d/2t
  4. d/3t

Where d=diameter of pitch circle

t=number of teeth

(Ans:a)

 

Which of the following does not give velocity ratio of gears?

  1. ω2/ω1
  2. N1/N2
  3. D1/D2
  4. T1/T2

(Ans:b)