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WorksheetsCH2: Internal Combustion Engine (ICE) - W3
Total questions: 10
Worksheet time: 5mins
What is the purpose of a turbocharger in an engine?
To increase air density in the cylinder
To increase cylinder size
To cool the compressed gas
To increase engine torque
What is the main advantage of a supercharger over a turbocharger?
Better low speed performance
Increased car battery load
Increased fuel efficiency
Reduced engine load
What is the term used for 'blowing' air into the cylinder to increase power?
Pressure Charging
Forced Induction
Naturally Aspirated
Exhaust Backpressure
What is the purpose of engine cooling?
To maintain the engine at optimum operating temperature
To increase engine torque
To reduce exhaust gas emissions
To improve low speed performance
What does Volumetric Efficiency (VE) indicate in an engine?
How well the engine 'breathes'
The rate of fuel consumption
The air-fuel ratio
The mass airflow
What is the measurement type of fuel efficiency within a reciprocating engine?
Brake Specific Fuel Consumption (BSFC)
Cylinder Pressure
Engine Friction
Exhaust Backpressure
What is the air-fuel ratio (AFR) in an internal combustion engine?
The mass ratio of air to fuel
The pressure of the exhaust gases
The temperature of the coolant
The volume of the combustion chamber
What is the parameter that indicates the mass of air actually drawn into the cylinder?
Mass Air Flow (MAF)
Brake Power (BP)
Volumetric Efficiency (VE)
Engine Friction
What is the term used for the pressure that the engine exerts on the exhaust gases?
Exhaust Backpressure
Cylinder Pressure
Engine Friction
Brake Specific Fuel Consumption (BSFC)
What is the most important cylinder pressure during engine operation?
Pressure during expansion
Pressure during compression
Pressure during intake
Pressure during exhaust
