Energy equation is an expression of conservation of energy

Assignment Help Mechanical Engineering
Reference no: EM13717267

The Energy Equation is an expression of conservation of energy. However, the terms of the equation have dimensions of length. Each of the terms is called “head”. Discuss in your own words how each of these “head terms” relate to energy, and how the overall equation relates to energy conservation.

Reference no: EM13717267

Questions Cloud

Executes a power cycle while operating between reservoirs : An inventor claims to have developed a device that executes a power cycle while operating between reservoirs at 500 and 300 K that has a thermal efficiency of (a) 45%, (b) 40%, (c) 35%. Evaluate the claim for each case.
The task of reengineering a process : If you were charged with the task of reengineering a process, would you be concerned with integrating only the outcomes of parallel activities that must eventually come together? Defend your response.
Water executes a carnot power cycle : One-half kilogram of water executes a Carnot power cycle. During the isothermal expansion, the water is heated until it is a saturated vapor from an initial state where the pressure is 1.5 MPa and the quality is 25%. The vapor then expands adiabatica..
Determine the minimum theoretical operating cost : When the outside temperature is -10°C, a residential heat pump must provide 3.5 x 106 kJ per day to a dwelling to maintain its temperature at 20°C. If electricity costs 8 cents per kWh, determine the minimum theoretical operating cost for each day of..
Energy equation is an expression of conservation of energy : The Energy Equation is an expression of conservation of energy. However, the terms of the equation have dimensions of length. Each of the terms is called “head”. Discuss in your own words how each of these “head terms” relate to energy, and how the o..
Determine the mass flow rate of the refrigerant : Refrigerant 134a flows at steady state through a horizontal tube having an inside diameter of .05 m. The refrigerant enters the tube with a quality of .1, temperature of 36 C, and velocity of 10 m/s. The refrigerant exits the tube at 9 bar as a satur..
Rdt and it analysis outline and annotated bibliography : With your RDT and IT Analysis Outline and Annotated Bibliography, you will demonstrate the research you have completed in your course project and receive instructor feedback. Your annotated bibliography should be annotative, as opposed to summa..
Steam generator is a type of heat exchanger : A Steam Generator is a type of heat exchanger in which hot exhaust gases (modeled as air) are used to heat saturated liquid water to produce steam. In this case hot exhaust gases enter a heat exchanger at 700 K and at a mass flow rate of 20 kg/s. Sat..
Provide a background-analysis-recommendations : Provide a background-analysis-recommendations/conclusions. Also, the best responses weave in as much of the techniques addressed in the module as you can. Thank you for any help in this matter.

Reviews

Write a Review

Mechanical Engineering Questions & Answers

  By what factor dose the volume change

an ideal monoatomic gas is allowed to expand slowly untill its presssure is reduce to exactly half its original value. by what factor dose the volume change if the process is adiabatic.

  The cylinder from a supply line until all the liquid in the

an insulated vertical piston-cylinder device initially contains 11.56 kg of water 6.94 kg of which is in vapor phase.

  How many times larger a completely mixed reactor must be

a completely mixed chemical reactor has an in fluent flow with conc. 150 mgl of a and a flow rate of 100 galmin 380

  If the overall heat transfer coefficient is 880 wm2 k

cold water cp 4180 jkg k leading to a shower enters a thin-walled double-pipe counter-flow heat exchanger at 15 degree

  Determine the final pressure of the water and the volume

0.89 pound-mass of water fills a 2.0309 ft^3 weighted piston-cylinder device at a temperature of 400 F. the piston-cylinder device is cooled until its temperature is 90 F. Determine the final pressure of the water and the volume.

  Determine the largest intesity w0 of the distributed load

determine the largest intesity w0 of the distributed load that the beam can support if the beam can withstand a maximum

  Resonance occur for an unhampered spring-mass system

For what value of m will resonance occur for an unhampered spring-mass system with spring constant k at 3x10^5 N/m under a harmonic excitation f(t)=200sin(50t)?

  An adiabatic and reversible steam turbine receives steam at

an adiabatic and reversible steam turbine receives steam at 1 mpa and 300 degrees c. the exit pressure is 100 kpa.

  Calculate the temperature of the water

Liquid water at 25.0?C and 10.0 bar passes through a valve. The pressure drops to 1.00 bar. Calculate the temperature of the water in °C to three significant figures. You can assume that the water is an incompressible liquid with a density of 1000. k..

  Average solar flux incident on a horizontal surface

The yearly average solar flux incident on a horizontal surface in the United States is about 180 W/m2. The average total energy demand in the United States is approximately 100 quads (100 × 1018 ) per year. Assuming an average efficiency of PV cells ..

  Which is then restored to its initial t and p as a result

a closed nonreactive system contains species 1 and 2 in vaporliquid equilibrium. species 2 is a very light gas

  R-134a is contained in a vertical cylinder fitted with a

r-134a is contained in a vertical cylinder fitted with a frictionless piston and a set of stops and the volume is

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd