what is the meaning N14 in the N14 cummins engine

Q: What is the range of operating AFR in diesel engines?

A: Air-fuel ratio (AF or AFR) is the ratio between the mass of air ma and mass fuel mf  used by the…

Q: Which of the following is not a true statement about diesel engines?a. The operation and main…

A: Given Data : Diesel engine

Q: Parts differences between a 2-stroke engine and 4-stroke engine

A: Given data Parts differences between a 2-stroke engine and 4-stroke engine

Q: Q / What is the number of crankshaft rotations during 3600 (R. P. M) in 1- Two-stroke engine 2- In…

A: Understand that the two stroke engines completes on complete cycle in one rotation 360 degrees of…

Q: Which engine design feature influences the emissions most strongly?

A: Given Data→ Emissions  Design feature

Q: What are the advantages and disadvantages of the engine lubrication

A: The lubrication system's job is to provide oil to moving parts in order to minimise friction…

Q: (ix) What is optimum percentage of lubricant oil used in petrol in case of two strokes S.I. engines?…

A: A mixture of fuel and oil must also be placed in the fuel tank for two-stroke engines. The outcome…

Q: In a Diesel engineRequired to answer. Single choice. OPTIONS: 1.Only spark plug is used 2.Spark…

A: In a Diesel engine Answer: 3) None

Q: What is exhaust stroke?

A: Internal Combustion Engine: Internal combustion engine mainly known as IC Engine. It is called an…

Q: Does the speed change as the engine is loaded? What is the reason? Please explai

A: The relation between Load on the engine and speed is well known.

Q: . List five differences between SI engines and CI engines.

A: The common five differences between the SI engine and the CI engine are as mentioned.

Q: Two automobile engines have the same total displacement volume and the same total power produced…

A: (a) As compared to straight inline engines, V-engines have cylinders in a V-shape and aligned…

Q: How does resurfacing a cylind head in OHC engine affect valve timing and what should be done when a…

A: QuestionHow does resurfacing a cylind head in OHCengine affect valve timing and what shouldbe done…

Q: tech a says that the float type carburetor is the least efficient design used on Briggs engines.…

A:

Q: Briefly explain a 2 and 4 stroke Engines and how each operation. 4. During idling process, a petrol…

A: 2. Briefly explain a 2 and 4 stroke Engines and how each operation.    Answer  2 stroke engine: One…

Q: What is the meaning of v12 engine and explain what is difference in bhp and hp?

A: In V12 engine, the term V denotes the configuration or arrangement of the engine cylinders around a…

Q: Which of the following are complexities that are ignored when assuming air-standard for an…

A: When combustion of fuel takes place within the closed heat engine, the heat produced due to…

Q: what is clearance volume in engine?

A: Clearance volume is defined with a schematic diagram

Q: 7. Why we do not use the same technology to start both SI engine and CI engine.

A: The petrol engine having spark causing an ignition leading to combustion process of air fuel mixture…

Q: Explain Air Cooling System for I.C. Engine in detail

A: Solution:: In the air-cooled system, a current of air is made to flow past the outside of the…

Q: Explain the term delay period as associated with CI engines and its factors

A: Delay Period: The ignition delay in a CI engine is defined as the time or crank angle interval…

Q: Technician A says diesel engines can be used in a hybrid powertrain . Technician B says a gaso line…

A: Technician B is the correct hybrid power train is used a gasoline engine.

Q: Explain air measurement and control methods of ECU in diesel engines

A: Most fuel injection systems use electronics to control the opening and closing of the nozzle.…

Q: 6- Which engine produces the most torque (diesel or petrol)? 7- Differentiate SFC and TFC?

A: 6. Which engine produces the most torque diesel or petrol ? The diesel variant produces the more…

Q: What is normal air flow rate? How is air flow pressure measured? 4- Which engine produces the most…

A: (2) Normal air flow rate: Means 1 atmosphere  or 101.3KPa   Base pressure Base Temperature…

Q: Engine friction a) Explain what do these terms mean: fmep, mfmep, pmep, amep, imep, bmep b) Write…

A: 1.FMEP stands for friction mean effective pressure. Internal combustion engines are best-known to…

Q: Describe and draw how the 2 strokes diesel engine works.

A:

Q: Discuss briefly the fuel injection system and carburetor system for SI-internal combustion engine.

A:

Q: Explain volumetric re-ignition as applied to S.I engine

A: SI Engines : A spark-ignition engine (SI engine) is an internal combustion engine, generally a…

Q: ol engine

A: Introduction: The highest useful compression ratio (HUCR) is the compression ratio at which a fuel…

Q: how many times will a Direct Injection coil fire in 720 degrees of crankshaft rotaion

A: In a 4-stroke cycle, each individual cylinder fires once every two revolutions- the complete cycle…

Q: Q.2 Briefly explain how a variable choke carburettor works

A: A carburetor is a device that aids in the mixing of fuel and air in an internal combustion engine…

Q: Explain working method of rotary distributor injection pump of diesel engines.

A: For use on cars and light trucks, the rotary pump or distributor pump was developed. It uses a…

Q: Name the 4 strokes of four-cylinder engine?

A:

Q: 1- What is “valve overlap” and how it's affect the performance of the engine

A: Time period for which both exhaust valve and intake valve remain open at the same time during…

Q: (a) Discuss the performance and emission characteristics of a stationary diesel engine.      (b)…

A: Introduction: Diesel engines work by compressing air to a high pressure/temperature and injecting a…

Q: cpi (Central Multiport injection) injectors are located in the lower half of the intake manifold. T…

A: CPI (Central Multiport Injection) injectors are located in the lower half of the intake manifold.

Q: Enumerate and explain the different parts of diesel engine. As shown in figure below.

A: A diesel engine is an internal combustion engine that converts the energy in diesel fuel into…

Q: Two automobile engines have the same total displacement volume and the same total power produced…

A:

Q: 7. How do you designate the size of an engine? 8. What will be th

A:

Q: Explain specific fuel consumption of an IC engine.

A:

Q: What is RAM EFFECT? How it affects in the engine?

A: The ram effect is defined as "the compressing effect achieved by placing the entrance to an…

Q: The function of carburettor used in engine is to O a. mix air, petrol and diesel in engines b. mix…

A:

Q: Describe and draw how the 4 strokes diesel engine works

A: The four-stroke engine is one of the most prevalent types of internal combustion engines, and…

Q: is it true that an l head engine has the intake and exhaust valves mounted in the cylinder head

A: Solution:

Q: ngi

A: A compression ignition engine (CI engine) is one in which the fuel charge is ignited by the heat of…

Q: What are the major pollutants from the exhaust of SI and CI engines.

A: Given:-             The major pollutants from the exhaust of SI and CI engines are: