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

Expected service life of a component, Q. Expected service life of a compone...

Q. Expected service life of a component in high temperature environment? The expected service life of a component in a high temperature environment is limited by either the mat

Process of a pneumatic proportional controller, Explain the process of a Pn...

Explain the process of a Pneumatic Proportional Controller and get its transfer function. What modification is needed to make it function as a proportional plus derivative controll

Effects of air resistance. , Traveling at a speed of 16.0 m/s, the driver o...

Traveling at a speed of 16.0 m/s, the driver of an automobile suddenly locks the wheels by slamming on the brakes. The coefficient of kinetic friction between the tires and the roa

The force of friction, During paddling of a bicycle,the force of friction e...

During paddling of a bicycle,the force of friction exerted by the ground on the two wheels is? Ans) Since the rear wheel rotates by itself (we only paddle to rotate the fron wheel

Chassis lubrication system, Chassis Lubrication System : This lubrication ...

Chassis Lubrication System : This lubrication system consists of outer body parts, which are lubricated from outside of the body. Table of Lubrication Points Sl.

Determine the actual absolute velocity, Question: As shown in the figur...

Question: As shown in the figure, the jet transport B is flying north with a velocity v B = 600 km/h when a smaller aircraft A passes underneath the transport headed in the 60

Find out extension, Find out extension: Q: A bar having length 25mm h...

Find out extension: Q: A bar having length 25mm has varying cross section. It carries load of 14KN. Find out extension if cross section is given by (6 + x 2 /100) mm 2

Truss, how can we modified truss to make sure it can support 20% more force...

how can we modified truss to make sure it can support 20% more forces than usual?

Editing dimensions-autocad, Editing Dimensions The dimension edit comma...

Editing Dimensions The dimension edit commands, DIMEDIT and DIMTEDIT are used basically to adjust the position of the text part of a dimension. This is usually only necessary,

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