Most anti skid devices are employed on
A. Rear brakes
B. Front brakes
C. Secondary brakes
D. Parking prakes
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To correct heavy toe contact on ring gear teeth, move the
A. Ring gear towards pinion
B. Ring gear away from pinion
C. Drive pinion out and back lash
D. Drive gear out
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Caster is defined as the inclination of
A. Front wheel to the vertical
B. The king pin axis in the before and after plane
C. The king pin axis in the transverse vertical plane
D. The axis of stub axle to the horizontal
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With the increase of battery temperature, the specific gravity of electrolyte
A. Increases
B. Decreases
C. Remains the same
D. None of these
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An average crude oil yields about . . . . . . . . percentage of straight run gasoline.
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In drum type brake the fluid on releasing, returns to the master cylinder due to the action of the piston return spring and
A. By-pass port
B. Whell cylinder spring
C. Compensating port sping
D. Bake shoe retractor
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Which of the formula for Brake Thermal Efficiency is correct?
A. m f × C v B H P
B. m f × C v B H P × 632 ⋅ 5
C. m f × C v B H P × 373
D. m f B H P × 223
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The advantage of having a tandem master cylinder arrangement in automobiles is that it
A. Enhances safety by serving two independent lines in a divided line brake circuit
B. Enhances safety by activating the brakes using vacuum pressure in the event of brake fluid loss
C. Supplies equal fluid pressure to each line of a divided line brake circuit, thereby preventing the brakes from dragging on one side
D. Boosts the brake fluid pressure to reduce the force required to depress the brake pedal
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The external radius of the cone clutch is 120 mm and the internal radius is 80 mm. The cone angle is kept at 20°. What is the effective mean radius assuming the uniform wear theory?
A. 292 mm
B. 295 mm
C. 100 mm
D. 150 mm
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Vacuum tank is connected to the value of brake booster through a . . . . . . . . Pipe?
A. Rubber
B. Steel
C. Copper
D. None
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A fully-charged 6 cell automotive battery should indicate
A. 12 V
B. 12.6 V
C. sp. gravity of 1.290 at 32°C
D. Both B and C
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The parts of the cover assembly that hold the pressure plate against the clutch plate are the
A. Release levers
B. Thrust bearings
C. Struts
D. Springs
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The electrical system of an automobile contains which of the following
A. Battery
B. Alternators
C. Lighting systems
D. All of the above
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Inan alternator the magnetic field is produced in the
A. Rotor
B. Stator
C. Frame
D. Regulator
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Morse test is used to determine mechanical efficiency of
A. Multi-cylinder engines
B. Four-stroke engines
C. Two-stroke engines
D. None of these
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What is the speed of impeller in centrifugal type supercharger?
A. 1000 r.p.m.
B. 10000 r.p.m.
C. 5000 r.p.m.
D. 50000 r.p.m.
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Which of the following is not a part of differential assembly?
A. Crown wheel
B. Sun gear
C. Pinion
D. Universal joint
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In the power assisted type of brake the bellows applies force to the master cylinder piston
A. Through diaphragm linkage
B. Directly
C. Through mechanical linkage
D. By hydraulic pressure
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The colour of positive plate of a lead acid battery is
A. Brown
B. Grey
C. White
D. Black
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Incorrect steering axis inclination (S. A. I.) causes
A. Tendency to assume toe-out orientation
B. Generation of a braking effect at tight corners
C. Poor recovery of the steering wheel after making a tum
D. The vehicle to pull to the side of lesser inclination
Select an option to see the answer and solution.