Bihar SBTE Diploma Mechanical 5th SEM Dec 2019 Paper on Auto. Engineering
| Sr. No. | Questions with options |
| 1 | The torque available at the contact between wheel and road is known as
(a) Brake effort (b) Tractive effort (c) Clutch effort (d) None of the above |
| 2 | _____Clutch facing are usually attached to the plate by –
(a) Steel reverts (b) Brass reverts (c) Aluminum service (d) Steel screws |
| 3 | The materials used for cylinder block are
(a) Cast iron (b) Cast iron and aluminium alloy (c) Steel and aluminium alloy (d) Brass and steel |
| 4 | The stroke of engine is the ___________
(a) Volume of cylinder (b) Length of connecting rod (c) Internal dia of cylinder (d) Distance between TDC & BDC |
| 5 | The compression ratio a petrol engine is nearly ______
(a) 4 : 1 (b) 8 : 1 (c) 15 : 1 (d) 20 : 1 |
| 6 | Injector is employed for
(a) Diesel engine (b) Petrol engine (c) Both (a) & (b) (d) None of the above |
| 7 | Self ignition temperature of diesel as compared to petrol is
(a) Higher (b) Lower (c) Same (d) None of these |
| 8 | The commonly used antifreeze solution in automobile is _____
(a) SO2 (b) Ethylene glycol (c) AlCl3 (d) F-12 |
| 9 | In a single drive plate clutch, torsional vibrations are absorbed by
(a) Torsional spring (b) Cushion spring (c) Central hub (d) Clutch pedal |
| 10 | Camber angle associated with
(a) Braking system (b) Steering system (c) Vibration system (d) None of above |
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| 11 | Tubeless tyres are not used in ____wheel
(a) Disc (b) Alloy (c) Composite (d) Wire |
| 12 | The starting system includes
(a) The battery, a starter, switch (b) A battery, a starter, switch, distributor (c) Battery only (d) None of above |
| 13 | Two speed reverse gear arrangement is generally provided in case of
(a) Matadors (b) Tractors (c) Truck (d) Passenger cars |
| 14 | Damper in an automobile is used to
(a) Absorb energy (b) Dissipate energy (c) Release energy (d) Increase energy |
| 15 | Air lock is diesel engine due to lac of
(a) Petrol (b) Diesel (c) Air (d) None of these |
| 16 | Ignition system of SI engine may _____
(a) Magneto (b) Battery (c) Both (a) & (b) (d) None of these |
| 17 | In a diesel engine, the fuel is ignited by
(a) Electric spark (b) Heat of compression (c) Hot exhaust gas (d) None of the above |
| 18 | An over inflated tyre will wear the threat most near
(a) Edges (b) Conrners (c) Centers (d) None of these |
| 19 | Telescopic shock absorber is type of
(a) Suspension system (b) Braking system (c) Steering system (d) All of above |
| 20 | Caster is a
(a) Forward tilt of king pin (b) Backward tilt of king pin (c) Either (a) and (b) (d) None of these |
| Data Collected By – Rashmi | |
| Published On – 22nd May 2022 | |
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