What is the remedy of the trouble loose flanged yoke?
A. Tighten it fully
B. Replace universal joint
C. Replace a part
D. None of the above
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The problem of a gradual torque take-up when the vehicle is moving away from a standstill has been overcome with
A. The introduction of fluid coupling between engine and gear box
B. The introduction of epicyclic gear box between engine and final drive
C. The introduction of torque converter between engine and transmission gears
D. None of the above
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Noise in gear is due to-
A. Dry rear bearing on main shaft
B. Damaged speedometer drive gear
C. Both
D. None of the above
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Clutches are used to engage and disengage driving part with power source.
Which one is the positive drive clutch?
A. Dog clutch
B. Plate clutch
C. Cone clutch
D. Centrifugal clutch
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Clutch slips due to
1. Oil on friction
2. Worn-out clutch
3. Weak pressure
A. 1 alone is correct
B. 1 and 2 are correct
C. 1 and 3 are correct
D. All 1, 2 and 3 are correct
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The main function of transmission is to provide
A. Means to transfer the engine output power to the final driven gear from where it is transmitted to the driving wheels through the drive shaft
B. Sufficient torque at starting, ascending, accelerating, and engine braking
C. Means to reverse the vehicle
D. All of these
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Which of the following is a flexible joint consisting of a ball within a socket, used in suspension system and valve-train rocker arms?
A. Cross-type universal joint
B. Constant velocity type
C. Ball and socket joint
D. None of the above
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The blades of the pump impeller in a torque converter have a shape which is
A. Square
B. Round
C. Flat
D. Curved
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In conventional layout, clutch is mounted between
A. Engine and Gear box
B. Gear box and propeller shaft
C. Propeller shaft and final drive
D. Final drive and differential
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Which is a type of automatic transmission?
A. Hydromatic drive
B. Torque converter transmissions
C. Both are correct
D. None of the above
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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?
A. 10 mm
B. 20 mm
C. 50 mm
D. 100 mm
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In helical gears, the distance between similar faces of adjacent teeth along a helix on the pitch cylinders normal to teeth is called . . . . . . . . pitch.
A. Axial
B. Normal
C. Diametral
D. None of these
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The transmission that functions purely automatically without any attention from the drive is known as
A. Automatic transmission
B. Imaginary transmission
C. Overdrive
D. Fluid drive
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A typical overdrive gear ratio is . . . . . . . .
A. 0.8 : 1
B. 1 : 1
C. 1.5 : 1
D. 3.5 : 1
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What is the gear ratio of third shift position?
A. 30 20
B. 12 43
C. 18 39
D. 24 32
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In the differential, the distance between adjacent meshing teeth in the driving and driven gear is called as
A. Toe
B. Heel
C. Back lash
D. Clearance
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Torque converter can replace
1. Gearbox
2. Clutch
3. Fluid fly wheel
A. 1 alone is correct
B. 2 alone is correct
C. 3 alone is correct
D. 1 and 2 are correct
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Helical gears have their teeth
A. Inclined to wheel rim
B. Straight over the wheel rim
C. Curved over the wheel rim
D. Cut on the surfaces of the frusta of cones
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Why bendix drive is provided for a starter?
A. To restart the drive pinion from flywheel after the engine starts
B. To start the motor
C. To drive flywheel
D. To operate solenoid
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Advantage(s) of friction clutch is/are
A. Smooth engagement
B. Instant and easy engagement
C. Simple and easy regulating
D. All of the above
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