TRADESMAN - AUTOMOBILE -.txt (Size: 13.03 KB / Downloads: 2)

006/2016
Maximum : 100 marks
Time : 1 hour and 15 minutes


1.Pick out the odd one from the following:
(A) cylinder block
(B)crank case
(C ) crank shaft
(D)cylinder head


2.In an engine the temperuture of the piston will be more at:
(A) the crown of the piston
(B)the skirt of the piston
(C ) the piston walls
(D)the land of the piston

3.Which part is not common between the petrol and diesel engines?
(A) Air cleaner
(B)Silencer
(C ) Crank shaft
(D)Spark plug

4.The firing order of a four cylinder inline engine is usually:
(A) 1-2-3-4
(B)1-2-4-3
(C ) 1-3-4-2
(D)4-1-2-3

5.The device for smoothing out the power impulses from the engine :
(A)crank shaft
(B)flywheelflywheel
(C )clutch
(D)shock absorbershock absorber


6.Which vehicle is provided with single wheel drive?
(A) Tractor
(B) TruckTruck
(C ) Motor cycle
(D) CarCar

7.Engine alternator is driven by:
(A) V-belt drive
(B) Flat belt drive
(C ) Gear drive
(D)Chain drive

8. The least count of a insideThe least count of a inside micrometer is:
(A) 0.02 mm
(B) 0.01mm
(C ) 1 mm
(D) 0.001 mm0.

9. An engine running in closed garage is dangerous because the exhaust gas contains :
(A)water vapour
(B) air
(C ) carbon dioxide
(D)carbon monoxide

To tighten nuts or bolts accurately, use :
(A)ring spanner
(B) torque wrench
(C )open jaw spanner
(D) combination wrench

11.To cut threads in a hole, use a :
(A)die
(B) taptap
(C ) stud extractor
(D) reamerreamer

12.Before you work under a car, make sure that:
(A)the tires are inflated
(B)use a creeper
(C )the car is supported on safety stands
(D)the car is supported on hydraulic jack

13.The component which adjust the length of the propeller shaft according to the movement of the rear axle:
(A)universal joint
(C ) constant velocity joint
(B) slip joint 
(D) lap joint

14.The instrument used for measuring the specific gravity of electrolyte in a battery :
(A)cell tester
(B)voltmeter
(C ) hydrometer
(D) thermometer

15.The stroke of an engine in which the exhaust valve is fully closed :
(A)suction
(B)compression
(C )power
(D)exhaust

16.Grade of the lubricating oil used in differential unit:
(A)SAE 30
(B)SAE 140
(C )SAE 90
(D)SAE 40

17.Number of sparks required in one minute for a 4 stroke 4 cylinder petrol engine working at 3000 KPM :
(A) 6000
(B) 3000
(C ) 1500
(D) 750

18.Find out the odd one from the following :
(A) Master cylinder
(B) Enginc cylinder
(C ) Wheel cylinder
(D) Brake drum

19.The property of lubricating oil to resist flow is called :
(A) viscosity
(B) Flash point
(C ) pore point
(D) fire point

20.Shape of bead lamp reflector of vehicles :
(A) spherical
(B) hyperboli
(C ) convex
(D) parabolic

21.Type of clutch used in motor cycle :
(A) single plate
(B) Multiplate
(C ) diaphram
(D) centrifugal

22.Which one of the following engine part is made of aluminium alloy?
(A) crank shaft
(B) pistion rings
(C ) connecting rod
(D) piston

23.What type of fuel feed system is used in two wheelers?
(A) Pump feed system
(B)Pressure feed system
(C ) Gravity feed system
(D) Thermo syphon

24.Hydraulic brakes work on the principle of:
(A) Pascal s law
(B)Newton’s law
(C ) Faraday’s law
(D) All of the above

25.When the air pass through the air horn of the carburettor :
(A)pressure decreased in the venturi
(B)pressure increased in the venturi
(C )temperature increased in the venturi
(D)pressure and temperature increased in the venturi


26. Air cooled engines Eire fitted in which vehicles?
(A) Trucks
(B) CarsCars
(C ) Air bus
(D) Scooters

27.While starting an engine, the starter motor pinion meshes with :
(A) clutch
(B) gearbox top 
(C ) flywheel ring gear
(D) differential sun gear

28. A4cylinder engine has a capacity of 1.2 Litres. The swept volume of one cylinder is :A 4 cylinder engine has a capacity of 1.2 Litres. The swept volume of one cylinder is :
(A) 1200 cm3
(B)600 cm3  
(C ) 300 cm3
(D) 150 cm3 

29.If the air fuel mixture ignites before the spark called:occurs at the spark plug, this condition
(A) Detonation
(B)Ignition
(C ) Vaporisation
(D)Pre ignition

30.In turbo charged engines, the turbo charger is driven by :
(A) Belt from the engine crank shaft
(B)Belt from the engine cam shaft
(C ) The force of the intake air
(D)The force of the exhaust gas

31.Injector is not located in :
(A) Crank case
(B)Cylinder head
(C ) Induction manifold
(D)Intake port

32. A constant velocity universal joint is used at the :
(A)Front end of the propeller shaft
(B)Rear end of the propeller shaft
(C )Differential end of the axle shaft on front wheel drive vehicle
(D)Road wheel end of the axle shaft on front wheel drive vehicle

33. The crownwheel and pinion is called the :
(A)Final drive
(B)Differential
(C )Rear housing
(D)Rear drive

34.Which one is not the component of water cooling system?
(A)Radiator
(B) Water Pump
(C )Alternator
(D)Fan

35.In diesel engine, the fuel is injected into the engine cylinder:
(A)At the end of power stroke
(B)At the beginning of power stroke
(C )At tho ond of oxhouot etroko
(D)At the end of compression stroke

36.In tho electronic ignition system, tho primary circuit is opened and closed by:
(A)C.R-points
(B)Breaker cam
(C )Timer
(D)ECU


42.A smoky blue exhaust may be due to:
(A)Burning of oil in the combustion chamber
(B)Burning of rich mixture
(C )Carburettor leaks
(D)Incorrect valve adjustment

43.During braking, the brake shoes are moved outward to force the lining against the :


50. The purpose of a thermostat in an engine cooling system is to :
(A)Prevent the coolant from boiling
(B)Indicate to the driver the coolant temperature
(C )Raise the boiling point of coolant
(D) Allow the engine to warm up quickly

51. In which engine stroke, the pressure in the cylinder is less than atmospheric pressure?
(A) Suction
(B) Compression
(C ) Power
(D) Exhaust

52.The sealed beam head light bulb consists of:
(A) two filament
(B) one filamentone filament
(C ) three filament
(D)none of the above

53.Two types of oil pump9 are generally used. Theyare:
(A) Gear and Dinphrain
(B)Vaccum and pressure
(C ) Rotor and gear
(D)Rotor and electric

54.The clearance between the valve and rocker armis measured by using :
(A) inside micrometer
(B)feeler gauge
(C ) wire gauge
(D)outside micrometer

55,The device used to reduce the exhaust noise is knownas:
(A) exhaust manifold
(B)muffler
(C ) tail pipe
(D)exhaust pipe

56.In case of Trucks, the suspension springs provided onrear wheels are :
(A) coil spring
(B)torsion bar
(C ) leaf spring
(D)leaf spring and coil spring

57.Valve overlap means:
(A) early opening of inlet valve
(B)early opening of exhaust valve
(C ) both valves are closed
(D)both valves are open

58.The camshaft rotates at:
(A) 9ame speed as the crank shaft
(B)half the speed of crank shaft
(C ) twice the speed of crank shaft
(D)none of the above

59.In diesel engine, the fuel is ignited by :
(A)the heat of compressed hot air
(B)an electric spark
(C )the hot exhaust gas
(D)all the above

Aluminium cylinder blocks require :
(A)cast iron liners
(B)brass liners
(C )aluminium liners
(D)no liners

61.Wheel base of a vehicle is the :
(A)distance between the front tyres
(B)distance between the front and rear axles
(C )total length of the vehicle
(D)none of the above

62.The capacity of a battery is usually expressed in terms of:
(A) volts
(B) watts
(C )ampere hours
(D) none of the above

63.Which air cleaner is mostly used in diesel engines?
(A) dry type
(B) wet type
(C )paper pleated type
(D) oil hath type

64.Temperature gauge indicates the temperature of:

(A) Lubricating oil
(B) Engine cylinder
(C ) Engine piston
(D) Jacket cooling water

65.The function of diesel feed pump is to :
(A)pump the fuel from the tank into the injection pump
(B)pump the oil into the main gallery
(C )send back fuel from the injector to the tank
(D)pump the fuel from the injection pump to the injector

66.An engine converts heat energy into : 
(A) Mechanical energy (C ) Chemical energy
(B) Kinetic energy (D) Electrical energy

67.An engine has a clearance volume of 100 cm3 and piston displacement volume of 800 cm3. The compression ratio is:
(A)8:1
(B)9:1
(C )7:1
(D)1:8

68.The quantity of air petrol mixture that enters the engine cylinder is regulated by the :
(A) flot
(B) needle valve
(C ) throttle valve
(D) main jet

69.Which transmission unit provides a smooth take up of the drive?
(A) gear box
(B) clutechclutch
(C ) final drive
(D)differential

70.Deposit of carbon in the exhaust system :
(A) will increase noise level
(B)will increase back pressure
(C ) will reduce back pressure
(D)will have no effect on back pressure

71.If a tyre is marking with 8.25 x 20 x 10 PR, 8.25 means
(A) Diameter of tyre
(B)Diameter of rim
(C ) Radius of tyre
(D)Width of tyre

72.Incorrect tyre pressure causes :
(A) over heating
(B)rapid tyre wear
(C ) unsafe steering
(D) all of the above

73.The starting system consists of:
(A) Battery, Switch, Dynamo
(B) Battery, Switch, Starter motor
(C ) Magnetto, Switch, Starter motor
(D) Magnetto, Switch, Dynamo

74.The wheel and axle causing support the entire weight of the vehicle in the :
(A)semi floating axle 
(B)drive or live axle
(C )three-quarter floating axle
(D)full floating axle

75.Braking is produced by the frictional contact botween the brake drum and :
(A)brake shoes
(B)expanding cam
(C )wheel cylinder piston
(D)brake shoe return spring

76.The electrolyte used in lead acid battery is 
(A) Nitric acid 
(B) Citric acid 
(C ) Sulphuric acid with water
(D) Hydrochloric acid with water

77.The device in the cooling system that increases the boiling point of the water :
(A)Pressure cap
(B)Drain Plug
(C ) Radiator
(D) Thermostat

78.The gap between the electrodes of a spark plug :
(A)0.1mm
(B)0.2 mm
(C )1 min
(D)0.3 mm

79.The purpose of a shock absorber is to :
(A)absorb the vibration of spring
(B)prevent the spring deflection
(C )absorb the road shock
(D)all of the above

80.While turning a curve, the outer wheel of the car travel more distance than the inner wheel Which device is facilitating this movement?
(A) Stub axle
(B) Final drive
(C )Differential
(D) Propeller shaft

81.Which state is known as ‘Orchid garden of India’?
(A) Sikkim 
(B) Arunachal Pradesh
(C ) Meghalaya
(D) Assam

82.City of Surat is situated near the river of:
(A) Sabarmati
(B) Tapti
(C ) Yamuna
(D) Satlej

 
83.Who is regarded as the ‘father of Indian planning’?
(A) Dadabai Naoroji 
(B)Amartysen 
(C ) Jawaharlal Nehru
(D)M. Visweswarayya

84. ‘Jawahar Rosegar Yojana’ (JRY) was started by :
(A) Indira Gandhi
(B)Jawaharalal Nehru
(C ) Rajiv Gandhi
(D)Narnsimha Rao

85.Which of the following was the chief organiser of the revolt of 1857 in Bihar?
(A) Pir Alt
(B)Amarsingh
(C ) Nanasaheb
(D)Kunwar Singh

86.Subhash Chandra Bose was re-elected president of the congress at the Tripuri session in 1939, by defeating:
(A) Pattabhiaitaramayya
(B)Jawaharlal Nehru
(C ) Dr. Rajendra Prasad
(D)Mahatma Gandhi

87.Who was the first to unfurl the first Indian national flag, the parent and precursor of the flag of independent India?
(A) Dadabai Naoroji
(B)Taraknath Das
(C ) Madam Bhikaij Cama
(D) Sohansing Bakna

88.On whose birthday ‘Panchayat Day' is observed :
(A) Mahatma Gandhi
(B)Indira Gandhi
(C ) Jawaharlal Nehru
(D)Balwant Rai Mehta

89.Which of the following acted as president of the Indian National Congress for six consecutive
years?
(A) Abulkalam Azad
(B)Jawaharlal Nehru
(C ) Gopal Krishna Gokhale
(D)None of these

90.Biological park of Kerala is :
(A) Iravikulam
(B)Silent Valley
(C ) Wynad
(D)Agastya Mountain

91.‘Samatwa Samajam’ was organised by :
(A) Vagbatananda
(B)Ayya Vaikundar
(C ) V.T. Bhattathirippad
(D)Kumara Guru

92."Jatikkummi* — a poem against caste discrimination was written by :
(A) Ayyankali
(B)Mannathu Padmanahan
(C ) Pandit Karuppan
(D)None of these


93.Who edited the journal ‘Mitavadi’?
(A) C. Krishnan (B) Ramakrishna Pillai
(C )T.K. Madhavan (D) Vakkom Moulavi

94.Vagbatananda was the disciple of:
(A) Sree Narayana Guru 
(C ) Brahmananda Sivayogi
(B) Chattampi Swami
(D) K. Ayyappan

95.Yajanayatra‘ was conducted by :
(A) A.K. Gopalan (B) Dr. Palpu
(C ) Vakkom Moulavi (D) V.T. Bhattathirippad


96.Bharata Ratna recipient popularly called as “Prince of Beggars” is :
(A) A.B. Vajpayee
(B) Morarji Desai
(C ) Lai Bahadur Shastri
(D) Madan Mohan Malavya

97.The commission appointed to probe the solar panel scan in Kerala :
(A) Rangarajan Commission
(B) Sivarajan Commission
(C )NarendranCommission
(D)Verma Commission

98.What is the name given to the mobile app launched by Delhi Police for women's safety?
(A)Him mat
(B)Nirbhay
(C )Shourya
(D)Veer

99.Recipient of Kendra Sahitya Akadami Award 2014:
(A)M.K. Sanu
(B)C.V. Bala Krishnan
(C )Subhash Chandran
(D)M.N. Paloor

100.Name the first country visited by Narendra Modi, after becoming the Prime Minister of India:
(A) Nepal
(B) Bhutan
(C ) USA
(D) Srilanka