Purchase Solution

Engine Operations and Maximum Possible Efficiency

Not what you're looking for?

Ask Custom Question

Suppose you have a heat engine operating between 230 degress C and 100.0 C. It acieves 20.0% of the maximum possible efficiency (Carnot Efficiency). What energy input will enable the engine to perform 12.0 kJ of work?

Purchase this Solution
Solution Summary

The solution determines the energy input that will enable the engine to perform.

Solution Preview

Temperature of hot reservoir (source) of the engine (T_H) = 230 degree C = 230+273 = 503 Kelvin
Temperature of cold reservoir (Sink) of the engine (T_C) = ...

Solution provided by:
Amrit Lal Ahuja, PhD (IP)
Education
  • BEng, Allahabad University, India
  • MSc , Pune University, India
  • PhD (IP), Pune University, India
Recent Feedback
  • " In question 2, you incorrectly add in the $3.00 dividend that was just paid to determine the value of the stock price using the dividend discount model. In question 4 response, it should have also been recognized that dividend discount models are not useful if any of the parameters used in the model are inaccurate. "
  • "feedback: fail to recognize the operating cash flow will not begin until the end of year 3."
  • "Answer was correct"
  • "Great thanks"
  • "Perfect solution..thank you"
Purchase this Solution
Free BrainMass Quizzes
Introduction to Nanotechnology/Nanomaterials

This quiz is for any area of science. Test yourself to see what knowledge of nanotechnology you have. This content will also make you familiar with basic concepts of nanotechnology.

Intro to the Physics Waves

Some short-answer questions involving the basic vocabulary of string, sound, and water waves.

Basic Physics

This quiz will test your knowledge about basic Physics.

Classical Mechanics

This quiz is designed to test and improve your knowledge on Classical Mechanics.

Variables in Science Experiments

How well do you understand variables? Test your knowledge of independent (manipulated), dependent (responding), and controlled variables with this 10 question quiz.

View More Free Quizzes
Related BrainMass Solutions

  • Heat engine

    possible of a heat engine, and the least amount of heat that it must exhaust.

  • Heat Engine, Net Work, Waste Heat

    The maximum possible efficiency is Since the efficiency claimed by the inventor is greater than the maximum possible efficiency (Carnot Cycle), this claim is unreasonable.

  • Maximum Thermodynamic Efficiency

    100967 Maximum Thermodynamic Efficiency A company that produces pulsed gas heaters claims its efficiency is approximately 90%. If the engine operates between 250 degrees C and 25 degrees C, what is its maximum thermodynamic efficiency?

  • Heat Engine

    If the engine were to operate at the maximum possible efficiency, determine the following. i. The rate at which the hot reservoir supplies heat to the engine, and ii. The rate at which heat is exhausted to the cold reservoir.

  • Thermodynamics

    Hints: HF = 333.55 J/K, C = 4.19J/g Problem 2: (a)What is the maximum possible efficiency of a steam engine operating between the temperatures of freezing water (0C) and burning books (451F ~ 233C)?

  • Maximum possible efficiency

    29040 Maximum possible efficiency An individual walking the roads at night indicates an invention he is working on produces 55KW with 70KW of thermal energy supplying it. The cold side is at 40C, the hot side at 1650C.

  • Ideal Gases & Constant Heat Capacity

    They are used as the sink and source of a Carnot engine and no other source of heat is available. Calculate the final, common temperature when all possible work has been extracted from the system. Calculate the maximum work obtainable. 1.

  • Fuel Economy and Second Law of Thermodynamics for Otto-cycle of a certain car

    How much power is the engine producing at 105km/h? Assume that the engine is operating at its theoretical efficiency, and give your answer in watts and in horsepower. By comparison, the engine of the car has a maximum power of 236hp.

  • A Diesel Cycle

    An engine operating on a Diesel cycle takes in air at state 1 at 1 bar and 12oC. The maximum cycle temperature is at state 3 and is 1000oC. The ratio of the volume at state 1 to that at state 2, known as the compression ratio is 11.

View More Related Solutions