Earing is a defect found in steels after the following metal working operation ?
Correct answer: C. Deep drawing
- A. Extrusion
- B. Rolling
- C. Deep drawing
- D. Wire drawing
Explanation
Earing is the formation of uneven, ear-like projections around the rim of a drawn cup, caused mainly by sheet anisotropy during deep drawing. It is therefore associated with deep drawing rather than ordinary rolling.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? support@testustad.com
Practise Plant Design and Economics
803 free Plant Design and Economics MCQs from Chemical Engineering, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Chemical Engineering questions like this
Chemical Engineering is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.
More Plant Design and Economics questions
_______________ rubber is generally used for making 'O' rings used for vacuum sealings?
Name the safety device used to protect the boiler, when the water level falls below a minimum level ?
Adhesives__________________?
Routing in production, planning & control is concerned with the___________________?
Steel & cast iron pipes are produced by ______________ casting ?
_________________ furnace is generally used in the non-ferrous foundries ?