Fundamentals Of Thermal-fluid Sciences In Si Units
5th Edition
ISBN: 9789814720953
Author: Yunus Cengel, Robert Turner, John Cimbala
Publisher: McGraw-Hill Education
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Question
Chapter 3, Problem 1P
To determine
Define total energy. Write the various forms of energy that constitute the total energy.
Expert Solution & Answer

Explanation of Solution
Total energy:
Total energy is referred to as the sum of all kinds of energy that a system constitutes. It is denoted by
The total energy of the system per unit mass is denoted by
Here, total energy is
The various forms of energy that constitute the total energy are as follows:
- Internal energy
- Kinetic energy
- Potential energy
Write the expression for the total energy of a system as follows:
Here, the internal energy is U, kinetic energy is
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Chapter 3 Solutions
Fundamentals Of Thermal-fluid Sciences In Si Units
Ch. 3 - Prob. 1PCh. 3 - List the forms of energy that contribute to the...Ch. 3 - How are heat, internal energy, and thermal energy...Ch. 3 - Prob. 4PCh. 3 - Natural gas, which is mostly methane CH4, is a...Ch. 3 - Portable electric heaters are commonly used to...Ch. 3 - Prob. 7PCh. 3 - Calculate the total kinetic energy, in Btu, of an...Ch. 3 - Calculate the total potential energy, in Btu, of...Ch. 3 - A person gets into an elevator at the lobby level...
Ch. 3 - Electric power is to be generated by installing a...Ch. 3 - Prob. 12PCh. 3 - Prob. 13PCh. 3 - Prob. 14PCh. 3 - A river flowing steadily at a rate of 175 m3/s is...Ch. 3 - Consider a river flowing toward a lake at an...Ch. 3 - Prob. 17PCh. 3 - Prob. 18PCh. 3 - A gas in a piston-cylinder device is compressed,...Ch. 3 - A room is heated by an iron that is left plugged...Ch. 3 - A room is heated as a result of solar radiation...Ch. 3 - An insulated room is heated by burning candles. Is...Ch. 3 - Prob. 23PCh. 3 - A model aircraft internal-combustion engine...Ch. 3 - Lifting a weight to a height of 20 m takes 20 s...Ch. 3 - A construction crane lifts a prestressed concrete...Ch. 3 - A man weighing 180 lbf is pushing a cart that...Ch. 3 - Prob. 28PCh. 3 - Determine the energy required to accelerate a...Ch. 3 - Prob. 30PCh. 3 - Prob. 31PCh. 3 - Determine the work required to deflect a linear...Ch. 3 - Prob. 33PCh. 3 - Prob. 34PCh. 3 - Prob. 35PCh. 3 - What are the different mechanisms for transferring...Ch. 3 - Prob. 37PCh. 3 - Water is being heated in a closed pan on top of a...Ch. 3 - A vertical piston-cylinder device contains water...Ch. 3 - Prob. 40PCh. 3 - A water pump increases the water pressure from 15...Ch. 3 - Prob. 42PCh. 3 - A classroom that normally contains 40 people is to...Ch. 3 - Prob. 44PCh. 3 - Consider a room that is initially at the outdoor...Ch. 3 - Prob. 46PCh. 3 - The 60-W fan of a central heating system is to...Ch. 3 - The driving force for fluid flow is the pressure...Ch. 3 - Prob. 49PCh. 3 - Prob. 50PCh. 3 - How is the combined pump–motor efficiency of a...Ch. 3 - Define turbine efficiency, generator efficiency,...Ch. 3 - Prob. 53PCh. 3 - Consider a 24-kW hooded electric open burner in an...Ch. 3 - Prob. 55PCh. 3 - Prob. 56PCh. 3 - The steam requirements of a manufacturing facility...Ch. 3 - Prob. 59PCh. 3 - Prob. 60PCh. 3 - Prob. 61PCh. 3 - The water in a large lake is to be used to...Ch. 3 - Prob. 63PCh. 3 - Prob. 64PCh. 3 - Reconsider Prob. 3–64. Using an appropriate...Ch. 3 - Prob. 66PCh. 3 - Prob. 67PCh. 3 - Prob. 68PCh. 3 - Prob. 69PCh. 3 - Prob. 70PCh. 3 - Prob. 71PCh. 3 - Prob. 72PCh. 3 - Prob. 73RQCh. 3 - Prob. 74RQCh. 3 - Prob. 75RQCh. 3 - Prob. 76RQCh. 3 - Prob. 77RQCh. 3 - Prob. 78RQCh. 3 - Prob. 79RQCh. 3 - A man weighing 180 lbf pushes a block weighing 100...Ch. 3 - Prob. 81RQCh. 3 - Prob. 82RQCh. 3 - Prob. 83RQCh. 3 - Windmills slow the air and cause it to fill a...Ch. 3 - In a hydroelectric power plant, 65 m3/s of water...Ch. 3 - Prob. 86RQCh. 3 - The pump of a water distribution system is powered...
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