Production Engineering MCQ

Suvs have higher _______________ and bumpers.

Answer

Correct Answer: Headlights

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Drilling is an example of

Answer

Correct Answer: Oblique cutting

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The different spindle speeds on a lathe form

Answer

Correct Answer: Geometrical progression

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Twist drills are made of

Answer

Correct Answer: Either high speed steel or carbon steel

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In orthogonal cutting system, the maximum chip thickness occurs at the middle.

Answer

Correct Answer: Correct

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The method of grinding used to produce a straight or tapered surface on a workpiece, is

Answer

Correct Answer: External cylindrical grinding

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The correct sequence of tool materials in increasing order of their ability to retain their hot hardness is

Answer

Correct Answer: Cermet, carbide, ceramic, borazon

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In order to prevent tool from rubbing the work __________ on tools are provided.

Answer

Correct Answer: Relief angles

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

Answer

Correct Answer: Straight fluted drill

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Cast iron during machining produces

Answer

Correct Answer: Discontinuous chips

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Segmental chips are formed during machining

Answer

Correct Answer: Cast iron

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The rake angle required to machine brass by high speed steel tool is

Answer

Correct Answer:

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Which of the following statement is wrong about ultra-sonic machining?

Answer

Correct Answer: It removes large amount of material.

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A single point thread cutting tool should ideally have

Answer

Correct Answer: Zero rake angle

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Cemented carbide tool tips are produced by powder metallurgy.

Answer

Correct Answer: True

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The average cutting speed for turning brass with a high speed steel tool is

Answer

Correct Answer: 60 to 90 m/min

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When the cutting edge of the tool is dull, then during machining

Answer

Correct Answer: Continuous chips with built-up edge are formed

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If the diameter of the hole is subject to considerable variation, then for locating in jigs and fixtures, the pressure type of locator used is

Answer

Correct Answer: Conical locator

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The cutting tool in a milling machine is mounted on

Answer

Correct Answer: Arbor

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The example of snag grinding is

Answer

Correct Answer: All of these

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A fixture is defined as a device which

Answer

Correct Answer: Holds and locates a workpiece during an inspection or for a manufacturing operation

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