Mechanical Engineering · all questions

Manufacturing And Production Technology
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Q221

In gear hobbing

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Q222

The actual feed in centerless grinders is given by (where d = Dia. of regulating wheel, n = Revolutions per minute, and α = Angle of inclination of wheel)

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Q223

In order to grind soft material

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Q224

The in-feed grinding is used to

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Q225

The cutting tool in a milling machine is mounted on

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Q226

It is desired to perform the operations like drilling, reaming, counter-boring etc. on a work piece. Which of the following machine will be used?

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Q227

In which of the following machine, the work is usually rotated while the drill is fed into work?

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Q228

Crater wear is predominant in

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Q229

In a shaper, the metal is removed during

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Q230

The type of reamer used for reaming soft aluminium or copper, is

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Q231

In drilling aluminium, a drill with

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Q232

Jigs are used

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Q233

The common welding error that occurs due to shrinkage of weld metal, faulty clamping of parts, faulty penetration or overheating at joints is called?

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Q234

A drill considered as a cutting tool having zero rake, is known as a

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Q235

A lathe with four steps on the cone pulley and with back-gears will have

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Q236

The process of removing metal by a cutter which is rotated against the direction of travel of workpiece, is called

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Q237

The process of removing metal by a cutter which is rotated in the same direction of travel of workpiece, is called

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Q238

Which of the following statement is correct for orthogonal cutting system?

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Q239

In metal machining, the zone where the heat is generated due to friction between the moving chip and the tool face, is called

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Q240

The hardness of a grinding wheel is specified by

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