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Manufacturing And Production Technology

Manufacturing And Production Technology
What is the welding defect caused due to improper control and poor removal of slog between passes called?

Under fill
Porosity
Mismatch
Crack

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Manufacturing And Production Technology
In centre less grinders, the maximum angular adjustment of the regulating wheel is

5°
15°
10°
20°

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Manufacturing And Production Technology
In orthogonal turning of a low carbon steel bar of diameter 150 mm with uncoated carbide tool, the cutting velocity is 90 m/min. The feed is 0.24 mm/rev and the depth of cut is 2 mm. The chip thickness obtained is 0.48 mm. If the orthogonal rake angle is zero and the principle cutting edge angle is 90⁰, the shear angle in degree is

20.56
36.56
30.56
26.56

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Manufacturing And Production Technology
In order to achieve a specific surface finish in single point turning, the most important factor to be controlled is

Tool rake angle
Depth of cut
Feed
Cutting speed

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Manufacturing And Production Technology
Thread grinding requires work speed from

10 to 14 m/min
14 to 20 m/min
5 to 10 m/min
1 to 3 m/min

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Manufacturing And Production Technology
A right hand tool on a lathe cuts most efficiently when it travels

Across the bed
With the help of a compound slide
From right to left end of the lathe bed
From left to right end of the lathe bed

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