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

Determine moment of this normal force - rectangular beam, Determine moment ...

Determine moment of this normal force - rectangular beam: A rectangular beam contains a width of 100 mm and a depth of 200 mm. This is utilized as a simply supported beam & th

Determine the size of grains using fineness test of sand, Q. Determine the ...

Q. Determine the size of grains using fineness test of sand? Fineness test :   Fineness test of sand specimen determines the size of grains and the distribution of grains of

Calculate the motor efficiency, A 4- pole DC motor is known to have an arma...

A 4- pole DC motor is known to have an armature resistance of 0.5 Ω, and is operated as a separately excited motor. (a)  When the motor is connected to a 250V DC supply with no

Material engineering, State the four classes of engineering materials 3 (b)...

State the four classes of engineering materials 3 (b) Identify the class which each of the following materials belong to. Present your answer in table form Silicone, concrete, chro

Mass flow rate - thermodynamics, Mas s Flow Rate (m ): In absence of ...

Mas s Flow Rate (m ): In absence of any mass getting stored system we can write; Mass flow rate at inlet = Mass flow rate at outlet That is, m f1  = m f2 as m f  = d

Find out horizontal and vertical components of hinge force, Find out horizo...

Find out horizontal and vertical components of hinge force: The frame shown in Figure is supported by a hinge at E and a roller support at D. Find out horizontal and vertical

Cycloidal motion of follower, Derivation of displcement equation of cycloid...

Derivation of displcement equation of cycloidal motion related to follower

Slab hanging - mechanics, Slab hanging: Three similar uniform slabs ...

Slab hanging: Three similar uniform slabs each having length '2 a ' are resting on edge of table as shown in the figure given below. If each slab is overhung by the maximum

Stress strain, 1. Determine young''s modulus using first 20 data points 2....

1. Determine young''s modulus using first 20 data points 2. Determine yield strain and yield stress based on -0.1 offset 3. Determine max(or min) stress. 4. Determine toughness

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