Transmission System MCQ

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

• The transfer case is essentially a . . . . . . . . speed transmission.
  ক

  One

  খ

  Two

  গ

  Three

  ঘ

  Four
• In gear drive, rotary motion is changed into linear motion and vice-versa is possible by using
  ক

  Miter gear drive

  খ

  Hypoid gear drive

  গ

  Pack and pinion drive

  ঘ

  Worm and worm wheel
• A flywheel in an Ie engine
  ক

  Controls the supply of fuel to the engine

  খ

  Controls the cyclic fluctuation of speed

  গ

  Controls the speed variation due to load

  ঘ

  All of the above
• Limited slip differential is essential in
  ক

  Cars

  খ

  Trucks

  গ

  MUV

  ঘ

  Tractors
• When the axle moves up and down from its normal position the distance between the output flange of gearbox and input flange of differential-
  ক

  Is same

  খ

  Decreases

  গ

  Increases

  ঘ

  None of these
• Which is a cross-shaped member of a cross and yoke type universal joint?
  ক

  Trunion

  খ

  Spider

  গ

  Both are correct

  ঘ

  None of these
• Engine torque fluctuations in a typical single plate clutch are absorbed by . . . . . . . .
  ক

  Pressure plate

  খ

  Cushion springs

  গ

  Torsional springs

  ঘ

  Pressure springs
• A four-speed gear box provides-
  ক

  I, II and III gear

  খ

  I, II and top gear

  গ

  I, II, III and top gear

  ঘ

  None of these
• The transversely mounted engine does not require its final drive turned through-
  ক

  180°

  খ

  0°

  গ

  60°

  ঘ

  90°
• Constant velocity joints are used when the angle of drive is more than-
  ক

  90°

  খ

  60°

  গ

  45°

  ঘ

  30°
• The result of an increase in the drive pulley diameter and a decrease in the driven pulley diameter is
  ক

  Low ratio

  খ

  Middle ratio

  গ

  High ratio

  ঘ

  No charge
• What is a type of propeller shafts?
  ক

  Open type

  খ

  Enclosed type

  গ

  Torque tube

  ঘ

  All are correct
• What is the ratio of final reduction shift position?
  ক

  3.858

  খ

  2.333

  গ

  0.999

  ঘ

  4.350
• To tum the drive at 90° and to give the required speed reduction, the basic type of gearing is-
  ক

  Bevel gear

  খ

  Worm and worm wheel

  গ

  Both

  ঘ

  None
• When vehicle is cornering, the crown wheel is rotating at 400 rev/min. and the outer wheel is running at 420 rev/min, then the speed of the inner wheel of the final drive will be
  ক

  420 rev. /min

  খ

  380 rev. /min

  গ

  400 rev. /min

  ঘ

  440 rev. /min
• The power transmitted by a belt drive is maximum when the centrifugal tension as compared to the maximum tension is
  ক

  One-third

  খ

  Equal

  গ

  Double

  ঘ

  Three times
• The creep in belt drive is due to the
  ক

  Material of the pulleys

  খ

  Material of belt

  গ

  Unequal size of pulleys

  ঘ

  None of these
• Which part of engine is having connection with pinion of starting motor?
  ক

  Crankshaft

  খ

  Cam shaft

  গ

  Damper pulley

  ঘ

  Fly wheel
• Advantage(s) of friction clutch is/are
  ক

  Smooth engagement

  খ

  Instant and easy engagement

  গ

  Simple and easy regulating

  ঘ

  All of the above
• Why bendix drive is provided for a starter?
  ক

  To restart the drive pinion from flywheel after the engine starts

  খ

  To start the motor

  গ

  To drive flywheel

  ঘ

  To operate solenoid
• Helical gears have their teeth
  ক

  Inclined to wheel rim

  খ

  Straight over the wheel rim

  গ

  Curved over the wheel rim

  ঘ

  Cut on the surfaces of the frusta of cones
• Torque converter can replace<br>1. Gearbox<br>2. Clutch<br>3. Fluid fly wheel
  ক

  1 alone is correct

  খ

  2 alone is correct

  গ

  3 alone is correct

  ঘ

  1 and 2 are correct
• In the differential, the distance between adjacent meshing teeth in the driving and driven gear is called as
  ক

  Toe

  খ

  Heel

  গ

  Back lash

  ঘ

  Clearance
• What is the gear ratio of third shift position?
  ক

  $${{20} \over {30}}$$

  খ

  $${{43} \over {12}}$$

  গ

  $${{39} \over {18}}$$

  ঘ

  $${{32} \over {24}}$$
• A typical overdrive gear ratio is . . . . . . . .
  ক

  0.8 : 1

  খ

  1 : 1

  গ

  1.5 : 1

  ঘ

  3.5 : 1
• The transmission that functions purely automatically without any attention from the drive is known as
  ক

  Automatic transmission

  খ

  Imaginary transmission

  গ

  Overdrive

  ঘ

  Fluid drive
• In helical gears, the distance between similar faces of adjacent teeth along a helix on the pitch cylinders normal to teeth is called . . . . . . . . pitch.
  ক

  Axial

  খ

  Normal

  গ

  Diametral

  ঘ

  None of these
• A main shaft is running at 250 rpm and machine spindle is to be driven directly from the main shaft to tum at 25 rpm. If the diameter of pulley fitted on machine spindle is 20 em, what would be the diameter of pulley fitted on main shaft?
  ক

  10 mm

  খ

  20 mm

  গ

  50 mm

  ঘ

  100 mm
• Which of the following statements is correct with regard to the operation of the shift valves?
  ক

  The shift valves are operated as a result of the condition of balance between the throttle-A pressure and the governor pressure

  খ

  The shift valves are operated as a result of the condition of balance between the line pressure and the governor pressure

  গ

  The shift valves are operated as a result of the condition of balance between the throttle-A pressure and the line pressure

  ঘ

  The shift valve are operated as a result of the condition of balance between the spring and the line pressure
• Oil leaks from the gear box due to the following reasons-
  ক

  Too high oil level in case

  খ

  Loose cover bolts

  গ

  Loose drain or filler plug

  ঘ

  All are correct