Q1. Almost all bearing used in automotive engines are
(A) Guide bearings
(B) Friction bearings
(C) Antifriction bearings
(D) All of these


Q2. Petrol and Gasoline is called a hydrocarbon because it consists essentially of
(A) Carbon and Hydrogen
(B) Oxygen and Hydrogen
(C) Carbon and Oxygen
(D) All of these


Q3. The tree general types of friction bearings are
(A) Journal, ball and roller
(B) Journal, guide and thrust
(C) Journal, shaft and thrust
(D) All of these


Q4. The active material in a charged negative plate is
(A) Lead sulphate
(B) Lead peroxide
(C) Lead metal
(D) Lead per chloride


Q5. When different forces act at angles on connecting rod bearing, the combining of these forces produces a
(A) Remaining force
(B) Canceling force
(C) Resultant force
(D) All of these


Q6. Two of the three connecting rod bearing loads that increase as engine speeds increase are
(A) Centrifugal and inertia loads
(B) Torsional and pressure loads
(C) Pressure and inertia loads
(D) Pressure and centrifugal loads


Q7. In the engine there must be relative motion between the piston and the connecting rod
(A) Atmospheric pressure, inertia and torsional vibration
(B) Centrifugal force, inertia and combustion pressure
(C) Inertia, engine speed and centrifugal force
(D) None of these


Q8. The rotating effect of the connecting rod on the connecting rod bearing produces
(A) Pressure load
(B) Inertia load
(C) Centrifugal load
(D) All of these


Q9. Twisting and untwisting of the crankshaft is called
(A) Torsional vibration
(B) Power impulsion
(C) Torsional balance
(D) All of these


Q10. As a rule when comparing the front and rear wheel cylinder pistons, it will be found that the pistons in the front wheel cylinders are
(A) The same size
(B) Larger in diameter
(C) Smaller in diameter
(D) All of these


Q11. The ratio of the cylinder volume at BDC and the clearance volume is called
(A) Clearance ratio
(B) Volumetric ratio
(C) Compression ratio
(D) None of these


Q12. The power developed inside the engine cylinder is called
(A) IHP
(B) FHP
(C) BHP
(D) All of these


Q13. In normal operation the part of the exhaust valve that gets the hottest is
(A) Face
(B) Middle of Stem
(C) Centre of head
(D) Edge of margin


Q14. In an operating engine, the hottest part of the piston is the
(A) Head
(B) Ring grooves
(C) Skirt
(D) Pin bosses


Q15. The size of an engine cylinder is referred to in terms of its
(A) Diameter and bore
(B) Bore and length
(C) Bore and stroke
(D) All of these


Q16. question
(A) option2
(B) option3
(C) option4
(D) answer


Q17. Almost all bearing used in automotive engines are7
(A) Guide bearings7
(B) Friction bearings7
(C) Antifriction bearings7
(D) All of these7


Q18. Almost all bearing used in automotive engines are8
(A) Guide bearings8
(B) Friction bearings8
(C) Antifriction bearings8
(D) All of these8


Q19. Almost all bearing used in automotive engines are9
(A) Guide bearings9
(B) Friction bearings9
(C) Antifriction bearings9
(D) All of these9


Q20. Petrol and Gasoline is called a hydrocarbon because it consists essentially of0
(A) Carbon and Hydrogen0
(B) Oxygen and Hydrogen0
(C) Carbon and Oxygen0
(D) All of these0


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