WorksheetsInternal Combustion Engines Quiz
Total questions: 15
Worksheet time: 8mins
Which of the following is a key factor affecting volumetric efficiency in internal combustion engines?
Cylinder arrangement
Fuel type
Engine color
Tire pressure
What is the primary difference between SI and CI engines?
Number of cylinders
Type of ignition
Engine size
Cooling method
Which parameter is used to determine the performance characteristics of SI and CI engines?
Mean effective pressure
Engine paint
Tire size
Window tint
In combustion analysis, what does the Pressure-Crank Angle diagram help illustrate?
Fuel consumption rate
Flame development and propagation
Engine weight
Oil viscosity
Which of the following can cause abnormal combustion in SI engines?
Pre-ignition
Low tire pressure
Excessive lubrication
High coolant temperature
What is a salient feature of combustion chambers in CI engines?
Diesel knock inhibitors
Chrome plating
Air filters
Spark plug design
Which method is used for fuel injection in SI engines?
MPFI
Carburetor only
Direct injection only
Gravity feed
What is the function of a carburetor in an SI engine?
Mix air and fuel
Increase engine speed
Cool the engine
Lubricate moving parts
Which type of fuel is considered an alternative for SI and CI engines?
Hydrogen
Water
Sand
Wood chips
What does HHV and LHV of fuels refer to?
Energy content of fuels
Color of fuels
Viscosity of fuels
Odor of fuels
Which process involves increasing the intake air pressure in an engine?
Supercharging
Carburetion
Fuel metering
Ignition timing
What is a key effect of turbocharging in internal combustion engines?
Increased engine power
Reduced tire wear
Lower oil consumption
Decreased engine noise
Why are engine modifications necessary for supercharging?
To handle increased pressure and temperature
To change engine color
To reduce fuel consumption
To increase tire size
What is the role of cooling and lubrication in SI and CI engines?
To prevent overheating and reduce friction
To increase fuel consumption
To change engine sound
To improve tire grip
Which reference book is authored by J.B. Heywood and is relevant to internal combustion engines?
Internal Combustion Engines, Wiley
Automotive Engines Theory and Servicing, Pearson
Internal Combustion Engines, TMH
Introduction to IC Engines, Palgrave Mc Millan
