Which of the following are complexities that are ignored when assuming air-standard for an internal-combustion engine? Select all that apply.

Q: Q/Which engine produces the most torque (diesel or petrol)?why?

A: The diesel are heavier and denser than petrol. The flash point of diesel are also higher than…

Q: An air standard Diesel engine operates as follows, at the end of expansion, the pressure is 360 kPa…

A: Given data: The pressure at point 4 is P4=360 kPa The temperature at point 4 is T4=775°C=1048 K The…

Q: Why do we need very high pressure for fuel injection in a diesel engine?

A: The fuel is injected into the cylinder by the use of heavy pressure difference and the opening of…

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: Why expansion stroke in a four-stroke engine is called working stroke?

A: A 4-stroke engine is a very common variation of an internal combustion engine. Most modern internal…

Q: e. Compare Otto, Diesel and dual cycles for the same compression ratio and heat rejection. f.…

A: e).Same compression ratio and Heat dismissal :Otto cycle has the most elevated work result and…

Q: In an engine working on Dual cycle, the temperature and pressure at the  beginning of the cycle are…

A:

Q: In an engine working on Dual cycle, the temperature and pressure at the beginning of the cycle are…

A:

Q: Compare S.I and C.I engines with respect to ignition and compression ratio

A: S.I. Engines a)S.I. stands for spark ignition engines. In these types of…

Q: Describe the Bypass ratio of Turbofan engines. Indicate what it means to have a low or high Bypass…

A: The bypass ratio (BPR) of turbofan engines is the ratio between the mass flow rate of the bypass…

Q: Q2: For air standard diesel cycle the following data is available: compression ratio Heat added / kg…

A: Dear student as per the policy i have solved first three subparts for you , request you to post…

Q: For a fixed pressure,Compare the performance of otto engine and Diesel engine.

A: Otto engine-It works on otto cyle.Which consists following four processes-1.Isentropic…

Q: Draw and label the P-V and T-S diagrams. 3. Temperature and pressure of air at the start of…

A: Given Data T1=75oC =297.039 k P1=15.1 psi = 104.11 KPa Compression ratio, rk=16 Pressure ratio,…

Q: State the advantages that we enjoy using lubrication system in a reciprocating engine

A: We will be discussing advantages of lubrication system in reciprocating engine and its importance.

Q: same compression ratio which is more efficient Otto or dies

A: To explain : For same compression ratio which is more efficient Otto or diesel engine .

Q: B) Why A two stroke cycle engine gives double the number of power strokes as compared to the four…

A: As per given question  Why A two stroke cycle engine gives double the number of power strokes as…

Q: 2-What is specific fuel consumption of an engine? 3- Why does BSFC decrease with load?

A: 2. What is specific fuel consumption of an engine ?

Q: nomenclatures specific for turbo machineries.WITH pictures.

A: given; nomenclatures specific for turbo machineries. WITH pictures.

Q: Among Two-stroke Engine and Four-stroke Engine Which Is Generally Preferred and Why?

A: Generally Four stroke engines are preferred compared with Two stroke engines.

Q: Draw and label the P-V and T-S diagrams. Using the given values of problem#2, but this time using…

A: Write the given value using suitable variables. Here rP signifies pressure ratio, D signifies bore…

Q: 4. What is the maximum thermal efficiency possible for a power cycle operating between 1300°F and…

A: Given:TH=1300°F =977.6 KTL=225°F =380.372 K5. d=60 mm =6 cmL=75 mm =7.5 cmVc=21.3 cm3

Q: Define the following terms related to reciprocating engines: stroke, bore, top dead center, and…

A: Terms in reciprocating engines 1. Top dead center: It is the position of the piston on the cylinder…

Q: umerate the advantages and disadvantages of the following types of engine: a.) Rotary or Wankle…

A: C) Rotary Engine Advantages 1.it has higher power to weight ratio. 2. it has no reciprocating…

Q: a diesel and g

A: given: Discuss the basic operating principles of a diesel and gasoline engine.

Q: Discuss the benefits offered by turbo engines detailing the reasons why the cannot be used on motor…

A: Engine: It is a device which is used to convert chemical energy of fuel into heat energy through the…

Q: What is the importance of a compressor in real world?

A: Q ) What is the importance of a compressor in the real world? Increasing the pressure of the gas by…

Q: In three hundred words, explain how does a diesel engine works.

A: Diesel engineDiesel engine works on the diesel cycle In which following four processare consist-1.…

Q: If the range of the aircraft needs to be increased to 8000km from 6000km what changes to the engine…

A: i) By increasing angle of atack ii) By increasing thrust

Q: a) A Compression Ignition engine suddenly stops whilst in operation, state two possible reasons and…

A: A Compression ignition engine suddenly stop whilst in operation. There may be any problems which…

Q: what is a Carnot engine and evplain its four cvcles

A: Carnot engine is a theoretical thermodynamic cycle proposed by Leonard Carnot. It gives the estimate…

Q: Describe the gas turbine and its types, how they work,

A: Gas turbine: Turbine which is driven by the hot expanding gas, then produced shaft work is known as…

Q: Relation of Carnot engine effciency to its intake temperature and exhaust temperature.

A:

Q: Q.) Answer the following: a) Explain briefly how the mechanism of converting thermal energy in the…

A: The internal combustion engine in the vehicle changes over the likely substance energy in gas and…

Q: Otto

A: INTRODUCTIONwe have to find out which engine is more efficient for same maximum temperature.

Q: Explain and contrast the functionality of a two-stroke and four-stroke diesel reciprocating engine.…

A: Sketch the two stroke diesel reciprocating engine.

Q: Give the design formulae of a dry liner in an internal combustion engine.?

A: To write: The design formula of a dry liner in an internal combustion engine. Concept used: Dry…

Q: An air standard Diesel engine operates as follows, at the end of expansion, the pressure is 360 kPa…

A:

Q: Compare S.I and C.I engines with respect to compression ratio

A: Given :-  Compare S.I and C.I engines with respect to compression ratio

Q: if a diesel cycle and otto cycle have th same compression ratio which will do the more work?…

A: As per the company guidelines we will answer the first question for you, for the other question…

Q: The diesel engines operate with low pressure and low temperature O a. TRUE O b. FALSE

A: The diesel engine operates at low pressure and high temperature , so the given statement is false .…

Q: Explain the difference between Turbofan and Turbojet engine and the advantage and disadvantage for…

A: Turbofan - A turbofan engine has a large fan at the front which takes(sucks) the air around the…

Q: Conceptualize, model and simulate a turbofan engine using any software package

A: Turbofan engine   MODELLING METHOD :- the first step in creating a model of a physical system is to…

Q: how would you check an engine for internal wear without dismantling the engine

A: TO determine: how would you check an engine for internal wear without dismantling the engine

Q: equation

A:

Q: Which has more efficiency: diesel engine or petrol engines?

A: Diesel engine are more efficient than petrol engine. Because, 1)Diesel engine uses simple mechanism…

Q: Draw a typical indicator diagram of pressure versus volume (p-v) to illustrate the cycle of a four…

A: