WorksheetsFuel and Cooling Systems Quiz
Total questions: 40
Worksheet time: 40mins
The main function of the carburetor in a petrol engine is:
Compress the fuel-air mixture
Mix fuel with air in proper ratio
Store fuel
Burn fuel
Which part controls the quantity of fuel in a simple carburetor?
Float chamber
Venturi
Nozzle
Throttle
The venturi in a carburetor helps in:
Increasing pressure
Decreasing velocity
Creating suction for fuel flow
Storing fuel
The plunger type fuel injection pump is used in:
Petrol engine
Diesel engine
Gas turbine
Steam engine
The function of the fuel feed pump in diesel engine is:
Supply fuel at high pressure to injector
Lift fuel from tank to injection pump
Atomize the fuel
Store the fuel
The fuel injector in a diesel engine is used to:
Mix air and fuel
Atomize and spray fuel in combustion chamber
Supply fuel from tank
Compress fuel
The nozzle in a diesel injector ensures:
Fuel storage
Atomization and fine spray
Fuel pumping
Mixture preparation
In a petrol engine, the air-fuel mixture is prepared in:
Combustion chamber
Carburetor
Injector
Piston
Air cooling is mostly used in:
Trucks
Motorcycles
Trains
Ships
Which method works on density difference of hot and cold water?
Forced circulation
Thermosiphon
Radiator
Fan cooling
The main component of water cooling system is:
Carburetor
Radiator
Magneto
Piston
Forced circulation water cooling uses:
Natural convection
Water pump
Fuel pump
Injector
Air cooling system uses:
Water jackets
Radiator
Fins
Carburetor
Which of the following is an advantage of air cooling?
Compact and lightweight
More maintenance
More costly
Needs radiator
Battery ignition system is commonly used in:
Motorcycles
Cars
Scooters
Tractors
Which ignition system does not require a battery?
Battery coil ignition
Magneto ignition
Both
None
The coil in battery ignition system is used for:
Fuel pumping
Voltage transformation
Air cooling
Fuel atomization
Magneto ignition system produces current by:
Dynamo action
Battery
Fuel pump
Carburetor
The distributor in an ignition system is used to:
Distribute fuel
Distribute high voltage current to spark plugs
Distribute cooling water
Distribute lubricating oil
A major disadvantage of magneto ignition system is:
Heavy weight
Poor starting at low speed
High maintenance
Uses battery
Which is the simplest lubricating system?
Pressure system
Splash system
Dry sump system
Wet sump system
Pressure lubricating system uses:
Splash of oil
Oil pump
Oil mist
Gravity
The main function of lubrication in an I.C. engine is:
Cooling fuel
Reducing friction
Mixing air and fuel
Increasing compression
In splash lubrication system, oil is supplied by:
Pump
Scoop attached to connecting rod
Radiator
Injector
Which lubricating system is used in modern cars?
Splash
Pressure
Petroil
Dry sump
Lubricating oil also helps in:
Cooling the engine
Producing fuel
Reducing air-fuel ratio
Increasing compression ratio
The main objective of turbocharging is to:
Reduce compression
Increase power output
Reduce fuel consumption only
Increase cooling
Turbocharger is driven by:
Crankshaft
Exhaust gases
Battery
Cooling water
Supercharger is driven by:
Exhaust gas
Engine crankshaft
Radiator
Magneto
Which of the following increases engine volumetric efficiency?
Carburetor
Turbocharger
Ignition coil
Oil pump
Air cooling is more suitable for:
Heavy trucks
Motorcycles
Cars
Buses
Water cooling is generally used in:
Motorcycles
Cars & trucks
Scooters
Auto-rickshaws
Which ignition system is more reliable at high speed?
Battery ignition
Magneto ignition
Both
None
Which system requires a radiator?
Air cooling
Water cooling
Lubrication system
Ignition system
Which lubricating system is cheapest?
Splash system
Pressure system
Dry sump system
Wet sump system
Which system gives better starting at low speeds?
Battery ignition
Magneto ignition
Both
None
Which is NOT an advantage of turbocharging?
Increased power
Better fuel efficiency
Lower exhaust emissions
Reduced temperature of engine
Which cooling system is heavier and more complex?
Air cooling
Water cooling
Both equal
None
In diesel engine, fuel is injected at:
Low pressure
High pressure
Medium pressure
Atmospheric pressure
The simple carburetor works on the principle of:
Pascal's law
Venturi effect
Boyle's law
Newton's law
