Engine pressure ratio in a turbojet engine is the ratio between the fan and turbine outlet integrated pressure and the compressor outlet pressure fan outlet to fan inlet pressure turbine outlet pressure and compressor inlet pressure

Q: How does an external combustion engine works?

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Q: A two-stage piston-cylinder system compresses propane from 7 kPa to 17 bar in a refrigeration…

A: Given: Initial pressure of the compressor→Po=7 kPa Final pressure of the compressor→Pf=17 bar=1700…

Q: During a compression process of the air in a compressor, ____________ A. air pressure alone…

A: During a compression process of the air in a compressor,

Q: 1. A single stage single acting air compressor delivers 14m³ of free air per minute from 1bar to 7…

A: Dear student, as per the guidelines of Bartleby we are authorized to answer the first question only.…

Q: anser 6. What are the factors that influence the power input to a. The mass flow of air b. The…

A: As per the guidelines we are subjected to solve only 3 supports at a time please repose the same…

Q: A turbocompressor, feeding a constant-pressure environment, is governed by throttling at delivery. O…

A: For the throttling process - ∆h=0Cp∆T=0T1=T2 The temperature remains constant.

Q: An ideal Brayton cycle has a pressure ratio of 6:1. The temperature of the air is 22 °C at the inlet…

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Q: ‏Why always in production of engines the inlet valves are larger than exhaust valves?

A: The exhaust is smaller because the engine compressed the air and fuel mixture and burned it, so it…

Q: Required information A turbojet is flying with a velocity of 900 ft/s at an altitude of 20,000 ft,…

A: A fan pulls air into the turbojet engine from the front. The air pressure is increased by using a…

Q: In a turbojet engine what is the rotor and stator?

A: To explain: What is rotor and stator in a turbojet. Turbojet: A turbojet engine is a type of gas…

Q: intake vaive intake compression Tuel Injector power the temperature of the gas; exnaust vaive…

A: In a petrol engine, the operation of the cylinder can be analyzed using the first law of…

Q: e heavier and larger in size than steam turbine

A: given: Consider the following statements: 1. The speed of rotation of the moving elements of gas…

Q: During a compression process of the air in a compressor, O A. both the air pressure and temperature…

A: Correct option: A. Both the air pressure and temperature increases.

Q: Compression of air in an axial flow compressor would be part of what thermodynamiccycle? Carnot…

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Q: The power requirement of a 3-stage compressor (in kW, two decimal places) in order to supply air at…

A: To find: The power requirement of a 3-stage compressor. Given: The temperature of the supply is…

Q: O Explain how the following jet engine works. Refer to each section of the engine and explain the…

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Q: Q3/ Answer the following question: A turbocharged, 4 cylinders and 2 liters engine operates with…

A: The number of cylinder, k = 4 The volume of the cylinder, V = 2 liters The speed of the engine, N =…

Q: and temperature of the gases entering the power turbine, the net power developed by the unit per…

A: Given: T1=17oC P1=1.01 bar pressure ratio=8 isentropic efficiency of compressor=0.8 isentropic…

Q: Explain the rationale of the parts as listed below of the jet engine with after burner. 1. Low…

A: JET ENGINE - A jet engine is defined as a reaction engine that provides thrust or propulsions by…

Q: Differentiate a diesel-fired engine and a gasoline fired engine.

A: Diesel fired engines run in diesel cycle while gasoline/petrol fired engines run on otto cycle.The…

Q: What is a turbojet engine?

A: A turbojet engine is a reaction type engine in which a compressor compresses the air and force it…

Q: THE MAGNITUDE OF THE DISTRIBUTED FORCE (w=X+X+X+X_kN/m) WILL BE THE SUMMATION OF ALL THE NUMBERS IN…

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Q: d. With the data given determine (A) the pressure and temperature of all five states, (B) the amount…

A: Given data,1-2→Compressor2-3→Combustion changer3-4→Turbine4-j→Nozzle

Q: What option(s) is(are) true for a turbine and a throttling valve?__________   A. They both produce…

A: Ans) option D They both encounter pressure drop

Q: Problem 1- ~~/ In an ideal Otto cycle of air, suppose the air is compressed to 650 K and 1800 kPa…

A: Given:The temperature at 2 is The pressure at 2 is The temperature at 4 is The pressure at 1 is The…

Q: 2. In air-standard Brayton cycle the air enters the compressor at 0.1MPA and 15°C. The pressure…

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Q: n reciprocating engines, primary forces are, a. completely balanced b. partially balanced, c.…

A: Given: Reciprocating engines have 2 forces,  1. Primary forces 2. Secondary forces

Q: What is the importance of knowing different parts of the gas turbine engine

A: The gas turbine is an internal combustion engine that uses air as the working fluid. The engine…

Q: 10. In a high ratio bypass engine: All the air goes through both the low and high pressure…

A: Ans : third option is correct. All the air goes through the high pressure compressor

Q: How can we achieve the desired air to fuel ration in engines?

A: The air to fuel ratio in engines can be rich (causing black smoke, high consumption of fuel)and/or…

Q: In what way does the atmospheric condition affects the performance of the engine? Give examples.

A: Why does the atmospheric conditions affect the engine performance. Atmospheric conditions effect the…

Q: How can you improve performance of engines to achieve more power?

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Q: The following observations are recorded from a reciprocating air compressor. (1) Adiabatic work…

A: Adiabatic work done = W = 8.93 kW volume of air compressed per min = V1 = 2.153 m3/min = 2.153/60…

Q: Air is to be compressed in a new steady flow compressor (with an isentropic efficiency of 90%) from…

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Q: A turbojet produces a net thrust of 4,500 lbs with a fuel mass flow rate of 2825 lbm/hr. Compute…

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Q: 2. In Otto Cycle, air at 18°C is first compressed to one-ninth of its original volume. If the heat…

A: Given data Initial temperature of air = T1 = 18°C = 291 KHeat Input to the cycle = 460 kJ/kgV2V1 =…

Q: Air enters aa adiabatic nozzle at h1 = 200 kJ/kg and v1 = 25 m/s and exits at h2 = 100 kJ/kg, What…

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Q: 2. In Otto Cycle, air at 18°C is first compressed to one- eight of its original volume. If the heat…

A: Given Data The temperature at point 1 is: T1=18°C=291 K The volume at point 2 is: v2=v18 The…

Q: What are the main reasons for running jet engines at high temperatures? Select one or more: a.…

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Q: How can vou improve performance of engines to achieve more power

A: There are many ways to increase the performance of an IC ENGINE: 1) By using rich fuel mixture, peak…

Q: In Diesel Cycle air is compressed above autoignition temperature For Otto cycle Efficiency increases…

A: Part a- true or false) Diesel cycle I combustion cycle in which fuel is compressed enough to ignite…