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Questions and Answers
What is the purpose of supercharging an engine?
What is the purpose of supercharging an engine?
- To decrease engine power output
- To reduce the amount of oxygen available for combustion
- To increase fuel consumption
- To raise the density of the air charge before entering the cylinders (correct)
How does supercharging impact the amount of air and fuel per cycle in a cylinder?
How does supercharging impact the amount of air and fuel per cycle in a cylinder?
- Does not affect the amount of air and fuel
- Increases the amount of air and fuel (correct)
- Decreases the amount of air and fuel
- Halts the supply of air and fuel
What is the result of compressing air during supercharging on an engine's power output?
What is the result of compressing air during supercharging on an engine's power output?
- Halts the engine's power output
- Increases engine power output (correct)
- Decreases engine power output
- Has no impact on engine power output
What is the purpose of a small displacement engine in the context of emission legislation?
What is the purpose of a small displacement engine in the context of emission legislation?
How does supercharging an engine affect the mass of air induced into the cylinders?
How does supercharging an engine affect the mass of air induced into the cylinders?
What happens to a certain percentage of power in supercharging an engine?
What happens to a certain percentage of power in supercharging an engine?
What is a limitation of supercharging on engine parts?
What is a limitation of supercharging on engine parts?
How does turbocharging differ from traditional supercharging?
How does turbocharging differ from traditional supercharging?
What part of the engine is typically made of better materials in engines using supercharging?
What part of the engine is typically made of better materials in engines using supercharging?
Why is a greater valve overlap necessary in supercharged engines?
Why is a greater valve overlap necessary in supercharged engines?
How does a turbocharger generate compressed air for the engine cylinder?
How does a turbocharger generate compressed air for the engine cylinder?
What is the purpose of the valve overlap in supercharged engines?
What is the purpose of the valve overlap in supercharged engines?
Why does valve overlap need to vary in supercharged engines?
Why does valve overlap need to vary in supercharged engines?
What phenomenon is associated with a short delay in boost or manifold pressure increase in turbocharged engines?
What phenomenon is associated with a short delay in boost or manifold pressure increase in turbocharged engines?
What is the main purpose of a supercharger in an engine?
What is the main purpose of a supercharger in an engine?
Which type of supercharger is commonly used in automotive engines?
Which type of supercharger is commonly used in automotive engines?
What material is commonly used to make impellers in superchargers?
What material is commonly used to make impellers in superchargers?
In a Root's supercharger, how do the rotors rotate?
In a Root's supercharger, how do the rotors rotate?
What is a common issue associated with vane type superchargers?
What is a common issue associated with vane type superchargers?
Which method of supercharging involves using an independently driven compressor?
Which method of supercharging involves using an independently driven compressor?
What is a key consideration when choosing a supercharger type for an application?
What is a key consideration when choosing a supercharger type for an application?
Why is it important for an impeller in a centrifugal supercharger to withstand high stresses?
Why is it important for an impeller in a centrifugal supercharger to withstand high stresses?
What component in the turbocharger assembly limits the maximum boost pressure to prevent detonation and engine damage?
What component in the turbocharger assembly limits the maximum boost pressure to prevent detonation and engine damage?
What is the role of a waste gate in a turbocharging system?
What is the role of a waste gate in a turbocharging system?
What is a key advantage of supercharging in terms of engine performance?
What is a key advantage of supercharging in terms of engine performance?
What type of engine can maintain higher power levels at higher altitudes due to its forced induction system?
What type of engine can maintain higher power levels at higher altitudes due to its forced induction system?
Which type of engine is known for providing better performance at altitude due to its ability to maintain high power levels?
Which type of engine is known for providing better performance at altitude due to its ability to maintain high power levels?
What contributes to the improved fuel efficiency associated with superchargers?
What contributes to the improved fuel efficiency associated with superchargers?
Which type of losses in an engine does the friction power account for?
Which type of losses in an engine does the friction power account for?
What causes the pumping loss in an internal combustion engine during the inlet and exhaust stroke?
What causes the pumping loss in an internal combustion engine during the inlet and exhaust stroke?
What is the main drawback of Willan's line method?
What is the main drawback of Willan's line method?
How does the Morse test render a cylinder inoperative in a gasoline engine?
How does the Morse test render a cylinder inoperative in a gasoline engine?
Which method is also known as the fuel rate extrapolation method?
Which method is also known as the fuel rate extrapolation method?
What does the unshaded area of the indicator diagram represent in the Morse test?
What does the unshaded area of the indicator diagram represent in the Morse test?
In Willan's line method, what does the negative intercept of the x-axis represent?
In Willan's line method, what does the negative intercept of the x-axis represent?
What is the main limitation of the Morse test?
What is the main limitation of the Morse test?
According to Willan's line method, when bp = 0 (brake power equals zero), what does the engine consume?
According to Willan's line method, when bp = 0 (brake power equals zero), what does the engine consume?
Why is it important to take many readings at light loads in Willan's line method?
Why is it important to take many readings at light loads in Willan's line method?
What does $5(7 + 3)$ equal to?
What does $5(7 + 3)$ equal to?
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