assignment, Mechanical Engineering

Assignment Help:
AskTask 2 (3 questions)
Material engineers should be conversant of various materials, their properties, manufacturing
process involved, environmental issues, monetary issues and more.
Your Task
1. Which chromium plating is more eco-friendly – trivalent or Hexavalent? Justify your
answer in the light of environmental issues caused. [10 Marks, 400 words]
2. Explain why tempering cycle is essentially required in the heat treatment of high tensile
carbon steel and what are the consequences if tempering cycle is not carried out? [10
Marks, 400 words]
3. What are the essential criteria for selecting materials required for the following operating
functions? [20 Marks, 700 words]
(a) Turbine blades which endures vibrations and saline conditions
(b) Domestic utensils used in kitchen
(c) Aircraft body to go undetected in radars
(d) Dental braces used in medical field
(e) Rocket Chambers of space shuttles. question #Minimum 100 words accepted#

Related Discussions:- assignment

System of loads - beam, System of loads -  Beam: Build the SFD & BMD ...

System of loads -  Beam: Build the SFD & BMD for 10 m span simply supported beam subjected to a system of loads as illustrated in Figure . Figure Taking moment a

External pressure design of unfired pressure vessels, Q. External Pressure ...

Q. External Pressure Design of unfired pressure vessels? Determine requirements for external pressure based on the expected operation of the vessel, and add a suitable operatin

Pelton wheel, An axial flow pump handling oil of specific gravity 0.8 at a ...

An axial flow pump handling oil of specific gravity 0.8 at a rate of 1.0m3 s-1 is fitted with downstream guide vanes and its impeller rotates at 250 rev min-1. The oil approaches t

Basic concept of general description of a motorcycle , Basic Concept: Like...

Basic Concept: Like any fine machine a motorcycle can be split into various systems like lubrication system, transmission system, electrical system, etc. It is important that a

Determine force exerted by the jet, (a) Describe the terms "Fluid jet" & "V...

(a) Describe the terms "Fluid jet" & "Vane" in Fluid Machine. (b) What is impulse - momentum principal in analysis and design of turbo machines. What are the assumptions made

Determine temperature at inner surface, A long hollow cylinder has outer an...

A long hollow cylinder has outer and inner radii 150 mm and 50mm respectively. It create heat at a rate of 1kW/m³ (k= 0.5 W/m ºC). If the maximum temperature obtain at radius of 10

Dual cycle of heat engine.., how to calculate the mean effective pressure o...

how to calculate the mean effective pressure of a dual cycle

Determine the maximum bending stresses, Determine the maximum bending stres...

Determine the maximum bending stresses: A rectangular beam of breadth 100 mm & depth 200 mm is simply supported over a span of 4 m. The beam is loaded with a uniformly distrib

Withworth quick return mechanism, its definition, principle, explanation, a...

its definition, principle, explanation, application, and a diagram

Write Your Message!

Captcha
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