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

Show maximum allowable working pressure, Q. Show Maximum Allowable Working ...

Q. Show Maximum Allowable Working Pressure? The MAWP to be marked on the Section VIII nameplate is defined as the maximum gauge pressure permissible at the top of a completed v

Compute the total drag force on the plate , A uniform air stream with veloc...

A uniform air stream with velocity U = 10m/s flows over a flat plate of length 10 meters in the first meter the boundary layer is laminar but beyond this point boundary layer is fu

Metal transfer in co2 welding, METAL TRANSFER IN CO2 WELDING In CO 2 wel...

METAL TRANSFER IN CO2 WELDING In CO 2 welding, two distinct types of metal transfers are identified viz. short circuiting transfer and free flight globular transfer. Short Cir

What do you mean by shell and tube exchangers, Q. What do you mean by Shell...

Q. What do you mean by Shell and Tube Exchangers? Shell and tube exchanger piping shall be arranged to provide clearance overhead at both bonnet and channel ends. Piping shall

Plate clutch pressure-clutch slipping, Plate clutch pressure:  Check plate...

Plate clutch pressure:  Check plate clutch pressure for any step using a straight edge.

Newtons ring, a plano concave lens is used instead of plano convex lens in ...

a plano concave lens is used instead of plano convex lens in newtons ring

Plate clutch warpage-clutch slipping, Plate clutch warpage: Place plate cl...

Plate clutch warpage: Place plate clutch on surface plate and check for warpage. Ensure that0.20 mm feeler gauge does not slide freely.

Find span of the beam, A beam is simply supported and carries a uniformly d...

A beam is simply supported and carries a uniformly distributed load of 40kn/m run over whole length or span. The section of the beam is rectangular having depth as 500mm. If the s

Restricted search over all possible scheduling, Restricted Search over All ...

Restricted Search over All Possible Scheduling All options to this approach aim to calculate a schedule for a specific number of operations and after that to schedule the initi

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