MANUFACTURING AND PRODUCTION TECHNOLOGY QUIZ

The common welding error that occurs due to wrong speed, faulty preparation, and high / low current, improper electrode size is called?

Poor fusion

Porous weld

Warping

Distortion

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

Down milling

Face milling

Up milling

End milling

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Larger end cutting edge angle _________ tool life.

Decreases

None of these

Does not effect

Increases

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In a shaper

Work is stationary and tool reciprocates

Tool moves over stationary work

Tool moves over reciprocating work

Tool is stationary and work reciprocates

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The main purpose of a boring operation, as compared to drilling, is to

Drill a hole

Finish the drilled hole

Enlarge the existing hole

Correct the hole

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The tool made of cemented carbide wear out faster at

Fast speeds

Very fast speeds

Medium speeds

Slow speeds

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Hardness of green sand mould increases with

Decrease in permeability

Increase in both moisture content and permeability

Increase in permeability

Increase in moisture content beyond 6 percent

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In ultrasonic machining, tool is made of

Diamond

Brass or copper

Stainless steel

Tungsten carbide

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The grooving is an operation of

Enlarging the end of a hole cylindrically

Reducing the diameter of a workpiece over a very narrow surface

Beveling the extreme end of a workpiece

Embossing a diamond shaped pattern on the surface of a workpiece

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A twist drill is a

Front cutting tool

End cutting tool

None of these

Side cutting tool

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