Question Bank Of Nagpur University

I am looking for the Rashtrasant Tukadoji Maharaj Nagpur University B.E 3rd sem paper BE ME Question paper. Will you please provide it?

[Arun Vats]

Here I am providing the list of few questions of Rashtrasant Tukadoji Maharaj Nagpur University B.E 3rd sem paper BE ME Question paper which you are looking for .

UNIT – I
1 (a) How do you classify manufacturing process ?
Explain in detail.

(b) What are the primary requirements of the moulding sand and how each in provided
by sand and additive aggregates ?

OR
1. (a) Explain giving neatly labelled sketches of the
processes :
(i) Continuous casting
(ii) Carbon dioxide moulding
(b) Describe the complete procedure of testing
permeability of moulding sand.

UNIT – II

2. (a) Explain briefly the following welding techniques with the help of neat sketches :

(i) Plasma arc welding
(ii) Electron beam welding
(b) Describe the types of fluxes used in soldering and their applications.

OR
(a) What are the differences between soldering brazing and welding? Explain.
(b) Explain the following with the help of neat sketches :
(i) TIG welding
(ii) Laser beam welding
(i) Ultrasonic welding process

UNIT – III
3. (a)Explain briefly the following metal forming process with the help of neat sketches.
(i) Rolling
(ii) Forging

OR
(a) Define the concept of strain hardening.
(b)Explain briefly the following metal forming process :
(i) Deep drawing
(ii) Wire drawing
(ii) Tube drawing
(ii) Riveting

UNIT – IV
4.(a)Define powder metallurgy. What are various important techniques for compacting of metal powder ?

(b)What are the secondary operations we apply in powder metallurgy methods,
OR
(a)What are vapid prototyping operations ? Explain
substractive processes.
(b)Write short notes on following :

(i) Virtual prototyping
(ii) Stereolithography process

UNIT – V
5. (a)Discuss general properties and classifications of plastics.
(b)Compare thermo-selting materials with thermo-plastic materials.

OR
Write short notes on :
(i) Plastic processing methods
(ii) Lamination of plastics
Explain calendaring process