User Account

All Pages

How the ideal brayton cycle efficiency was found

Assignment Help Mechanical Engineering
Reference no: EM13212242

The formula for the coefficient of performance 'COP' for air standard refrigeration cycle when we use cold air properties is not given in the text. Derive the expression for COP as function of the compression ratio similar to how the ideal Brayton cycle efficiency was found.

Reference no: EM13212242

Questions Cloud

How should firm vary its original output and price : For example, suppose an improved version of a product increases customer value added by $25 per unit. (In effect, the demand curve undergoes a parallel upward shift of $25.) a. If the redesign is expected to increase the item's marginal cost by $3..
Determine the landing point of the bullet : A bullet is fired vertically at a latitude of 50 degrees N with a muzzle speed of 1000m/s. Neglecting air friction, determine the landing point of the bullet.
What is the rotation matrix for an object rotation : what is the rotation matrix for an object rotation of 30o around the z axis followed by 60o around the x axis and followed by a rotation of the y axis. all rotations are counter clockwise.
Determine metal removal rate : Determine metal removal rate, etching time, and required dimensions of the opening in the cut and peel maskant required to achieve the desired pocket size on the part.
How the ideal brayton cycle efficiency was found : The formula for the coefficient of performance 'COP' for air standard refrigeration cycle when we use cold air properties is not given in the text. Derive the expression for COP as function of the compression ratio similar to how the ideal Brayton..
Determine the minimum value to create the specified moment : a 960 N.m moment is required to straghten a post. if the capacity of a winch puller is 2400N, determine the minimum value to create the specified moment.
Determine the maximum shear stress magnitude : A. When the two torques are applied to the composite shaft, determine: the maximum shear stress magnitude in aluminium tube (1), the rotation angle of joint B and c.
Why the firm should maximize total profit by lowering price : A producer of photocopiers derives profits from two sources: the immediate profit it makes on each copier sold and the additional profit it gains from servicing its copiers and selling toner and other supplies. The firm estimates that its addition..
Find the desired radius and mass of the absorber : Find the desired radius and mass of the absorber if the absorber is to not exceed an angular deflection amplitude of 30 degrees when the engine is running at 750 rpm.

Reviews

Write a Review

Mechanical Engineering Questions & Answers

  Determine the pressure and the internal energy

refrigerant -134a at 800kPa and 25 C is throttled to a temperature of -20C. determine the pressure and the internal energy of the refrigerant at the final state.

  Create a cad model of the planar robot

Create a CAD model of the planar robot

  Explain square steel bar subjected to transverse biaxial

Consider a 4-in square steel bar subjected to transverse biaxial tensile stresses of 20 ksi in the x direction and 10 ksi in the y direction.

  Define geometric angle of attack

Geometric angle of attack, The Piper Cherokee has a wing area of 170 ft2 and a wing span of 32 ft. Its maximum gross weight is 2450 lbs. The wing uses a NACA 65-415 airfoil, which has a lift slope of 0.10331deg^-1 and alpha(L=0)= -3.0deg. Assume th..

  Define a jack-screw has a handle inches long

A jack-screw has a handle 35 inches long and a pitch of 7/32 inches. If a pull of 15 lbs. is required at the end of the handle to lift a 3,000 lbs.

  What is the actual strain

You have a 120 Ω quarter bridge 2 wire set up with Sg=2.10 and an unknown lead wire resistance. A 59880Ω calibration resistor is switched in parallel to the gage only and a recording instrument is set to give a -100 mm deflection for this calibrat..

  Define two infinite parallel plates are separated

Two infinite parallel plates are separated by a distance h. The space between them is filled with a Newtonian fluid: density (rho), viscosity (mu). The lower plate is fixed

  Determine the maximum flexural strength

Immediately before failure, the testing machine records a force (F) of 50N, and a deformation (δ) of 2mm. We need to determine the maximum flexural strength (σ)

  A hydraulic cylinder is diameter

A hydraulic cylinder is 100mm diameter and is fed by a pipe 15mm in diameter. If the piston in the cylinder moves forward at a rate of 0.2ms^1

  Identify the information used to make the decision

Given a simulator or actual device, identify if a control loop is in control or out of control and identify the information used to make the decision

  Increasing volume of balloon problem

A spherical balloon inflated sos that the volume is increasing at the rate of cubic meter/min. At what rate is the diameter increasing when the diameter is 12 m?

  Explain horsepower and efficiency of three-phase motor

Horsepower and efficiency of three-phase motor, If a fully loaded 440V, three-phase motor draws 12.4 A at 86% power factor (pf). It's speed is 1730 rpm and its torque output to a mechanical load is 29.1 lb-ft x 1.356 = 39.5 Nm.

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

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