A clutch is usually designed to transmit the torque which is a) Equal to the max. engine torque b) 80 % of max. engine torque c) 150 % of max. engine torque d)None of the above Cushioning spring in clutch plate are meant to reduce a) Torsional vibration b) vehicle speed c) jerky starts d) none of the above The max. torque multiplication ratio in a torque converter is about a) 2.5 b) 10 c) 25 d) 100 The purpose of transmission in an automobile is a) To vary the speed of automobile b) To vary the torque at road wheels c) To vary the power of vehicle d) None of the above By using synchronizing device, the two involved adjacent gears have their speeds a) Increased b) reduced c) equalized d) unequalized The coefficient of friction for the clutch facing is approx a) 0.1 b) 0.4 c) 0.8 d) 1.2 In a clutch with coil springs, the wear of the clutch facing will cause the clamping load to a) Increase b) decrease c) remain constant d) become infinite Increase of torque in a vehicle is obtained by a) decreasing speed b) decreasing power c) decreasing petrol consumption d) all of the above
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The component of the torque converter that drives the oil is the a) turbine b) impeller c) freewheel d) stator In typical drive system, the clutch is best located a) before the engine b) on the road wheels c) between the engine and gear box d) between the differential and wheels As a general rule, if facings on the friction plate are worn down to the rivet head, a) the rivets should be replaced b) the friction plate should be replaced c) the clutch should be replaced d) the linkage should be adjusted The clutch pressure plate is mounted on the a) flywheel b) clutch cover c) friction plate d) crankshaft A warped pressure plate should be a) b) c) d)
retempered straightened replaced refaced
When the clutch is engaged, the spring pressure clamps the friction plate between the pressure plate and a)flywheel b)differential c)reaction plate d)clutch pedal The three forward speed and reverse gear transmission consists of three shafts and a)three gears b)five gears c)eight gears d)ten gears Synchromesh devices in transmission synchronise the gears about to be a)meshed b)demeshed c)stopped 2
In gear transmission, the counter shaft drive is meshed with the gear on the a)output shaft b)main shaft c)clutch shaft Two meshing gears have 4:1 gear ratio. If the smaller gear has 12 teeth, the larger will have a)12 teeth b)24 teeth c)36 teeth d)48 teeth The central gear of an epicyclic gear box is called a)ring gear b)planet gear c)sun gear d)internal gear Which type of clutch does not require clutch pedal? a. Single plate b. Multi plate c. Centrifugal d. Cone
The purpose of the fluid coupling is to act as a a)synchronizing device b)automatic gear changer c)flexible power transmitting couple The distance between adjacent meshing teeth of mating gears a)clearance b)backlash c)flank In the fluid coupling speed reduction means torque reduction. But in torque converter speed reduction means a)torque increases b)torque loss c)power increases The fluid coupling consist essentially of two a)doughnuts b)vane members c)guide rings 3
d)driving shafts The number of planetary gear sets in a hydrodynamic transmission system is a)two b)three c)five d)five When coming out of over drive, the over drive electric control momentarily a)declutches the engine b)interrupts the ignition system action c)demeshes the sun gear In order for power to flow through the fluid coupling from the engine to the car wheels, the driving member must be turning a)slower than driven member b) at same speed as driven member c)Faster than driven member In the overdrive, there is an arrangement whereby it is possible to lock stationary the a)ring gear b)sun gear c)planet pinion cage The coil spring clutch may use from a)two to six springs b)three to nine springs c)four to eight springs d)ten to twelve springs If the differential noise is present only when the car is rounding a curve the trouble would be due to a)heavy heel contact on gear teeth b)heavy toe contact on gear teeth c)Binding in differential case To correct heavy flank contact on the ring gear teeth a)move the drive pinion in b)move the drive pinion out c)move the ring gear out d)adjust back lash as necessary The ring gear is adjusted in the differential by the use of a)selective washers of proper thickness b)bearing adjuster c)adjusting screws The axle bevel gears in the differential mesh with the
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a)Differential pinion gears b)ring gear c)drive pinion d)main gear The ring gear is mounted on the a)differential housing b)differential carrier c)differential case d)axle housing
