ALFANAR - Written test for the post of Management Trainees
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Answer Posted / kanchi sai prasaad
Alfanar visited SRM University at 23/04/2013 for Management Trainees
Eligibility is only M.Tech CIM & CAD, ELECTRICAL
Minimum 6.0CGPA
Complete Descriptive type Written test Pure Technical oriented only
30 Questions 60 Minutes with negative marking
Here are the questions which we face in written test:
1. What is max. % of carbon we can alloy with iron
2. Represent the stress strain curve for steel
3. The neutral axis of the cross section a beam is that axis at which the
bending stress is
4. Two closely coiled helical springs A and B are equal in all respects but
the no.of turns of spring A is half that of spring B the ratio of
deflections in spring A to spring B is
5. For considering limit on working stress of a compression spring whether
we consider shear strength or tensile strength of spring material
6. For considering limit on working stress for torsion spring whether we
consider bending strength or shear strength of spring material
7. The deformation per unit length is called
8. Fourier's law of heat conduction is (where Q=amount of heat flow through
the body in unit time, A=surface area of heat flow taken at right angles to
the direction of heat flow, dT=temperature difference on the two faces of
the body, dx+thickness of the body, through which the heat flows taken
along the direction of heat flow, and k+thermal conductivity of the body)
9. Does heat transfer by radiation require a medium
10. Can perfect black body absorb heat radiations of all wavelengths
11. In case of sheet metal blanking operation ________controls size of hole
and _____controls the size of blank
12. While designing a plastic part why draft is provided on moulding walls
13. What is diff. b/n thermoset and thermoplastics
14. Can you represent 3rd angle and 1st angle projections for engineering
drawing
15. Why wahls stress correction factor is provided while designing the
springs
16. Can you provide sequence of operations for powder metallurgy and list
some of the parts manufactured by powder metallurgy
17. Can you provide densities of aluminium, steel, copper, silver, and
tungsten
18. Can you explain diff. b/n cold and hot working
19. For a given design we have manufactured them by casting and forging,
which will better mechanical properties and explain the reasoning for
process selected
20. Can you explain diff. b/n blanking and fine blanking process
21. Can you explain diff. b/n brazing and welding
22. The toughness of a material _______when it is heated
23. Why the ball bearings are provided with a cage
24. Can we use case carburizing for high carbon steels
25. Can you define diff. b/n nitriding, carbo itriding and case carburizing
26. Can you explain what hydrogen embrittlement is? which type of steels is
susceptible for these phenomena? how can you overcome this
27. Can you explain pickling operation
28. What is form RoHS and can you list some of the substances which are not
used if the product is RoHS compilant
29. Can you explain what is ergonomics any why it is required
30. The resistance to fatigue of a material is measured by_____________
ALL THE BEST
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