Determine the fractions of the irradiation

Assignment Help Mechanical Engineering
Reference no: EM13880874

The spectral absorptivity a? and spectral reflectivity p? for a spectrally selective, diffuse material are as shown.

(a) Sketch the spectral transmissivity t?.

(b) If solar irradiation with GS = 750 W/m2 and the spectral distribution of a blackbody at 5800 K is incident on this material, determine the fractions of the irradiation that are transmitted, reflected, and absorbed by the material.

(c) If the temperature of this material is 350 K, determine the emissivity e.

(d) Determine the net heat flux by radiation to the material. 

2482_Determine the net heat flux by radiation.jpg

Reference no: EM13880874

Questions Cloud

How do computer systems minimize memory fetches : List and define the three basic interfaces enabled by the operating system. How do computer systems minimize memory fetches? Describe the difference between assemblers, compilers and interpreters. What is a transaction manager
The market capitalization rate : The market capitalization rate for Admiral Motors Company is 10%. Its expected ROE is 15% and its expected EPS is $7. If the firm’s plowback ratio is 50%. Calculate the growth rate. What will be its P/E ratio?
Create a set of three priority interrupts : Create a set of three priority interrupts and show how they are executed between times 0 and 80 ns. Only one program or interrupt can run at a time.
Producing polymer that reduces friction loss in engines : Two processes can be used for producing a polymer that reduces friction loss in engines. Process T will have a first cost of $750,000, an operating cost of $60,000 per year, and a salvage value of $80,000 after its 2-year life. Which process should b..
Determine the fractions of the irradiation : If solar irradiation with GS = 750 W/m2 and the spectral distribution of a blackbody at 5800 K is incident on this material, determine the fractions of the irradiation that are transmitted, reflected, and absorbed by the material.
What is the required return on the companys stock : Keenan Co. is expected to maintain a constant 4.6 percent growth rate in its dividends indefinitely. If the company has a dividend yield of 6.4 percent, what is the required return on the company’s stock?
What functions are performed by the circulatory system? : What functions are performed by the circulatory system? Are these functions common to all chordates?
Calculate the price with constant dividend growth model : Sisters Corp expects to earn $7 per share next year. The firm’s ROE is 14% and its plowback ratio is 60%. If the firm’s market capitalization rate is 10%. Calculate the price with the constant dividend growth model. What is the present value of its g..
What are three innovative technologies that can be used : What are three innovative technologies that can be used to address the needs of the organization? How do the technologies address the need

Reviews

Write a Review

Mechanical Engineering Questions & Answers

  Package design

Package Design Brief: Assume you are the packaging engineer for a large consumer products company. In this company, the Packaging Design Briefs are initiated by the marketing group and forwarded to the Package Engineering group.

  Mechanical engineering questions

Define dynamic viscosity, Determine the centroid, Pressure due to the height of liquid, Advantage of changing the liquid, Calculate the total moment about the hinge of the seal gate.

  Automatic control

DOF system and Find the differential equation describing the system

  Write a paper on boyle''s law

Write a paper on Boyle's law and describe Compression and Combustion stroke . Also explain Charles's law and illustrate SI engine and CI engine.

  Verify the law for parallelogram of forces

To Verify the law for parallelogram of forces, law for triangle of forces and law of polygon of forces. These laws are very useful to calculate unknown forces in very short time.

  Discharge pressure of the compressor

What is the discharge revised discharge pressure of the compressor.

  The Case for Global Accounting Standards

The role of IFRS in both developing and developed capital markets.

  Wind turbine

Wind turbines are becoming more and more common as a method of energy production, wind turbines by their very nature are dynamic and are subject to and create their own internal and external kinematics and kinetics.

  Advanced design methodologies

8 x product engineering and design review (week 2 – 12), ~3 pages per item which must contain a brief description of the product then delve into concepts such as materials selection, manufacturing methods, life cycle analysis, recyclability and overa..

  Design of absorption column and the cooler

Design of absorption column and the cooler. Process design of other units should be completed along with pipe sizes.

  Determine the maximum total bending moment

Determine maximum total bending moment (static plus dynamic) of the beam under steady-state conditions.

  Force of the water on the gate

Determine the magnitude of the horizontal and vertical components of the force of the water on the gate.

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