Production Engineering - Section 1 (5)

Directions to Solve

Production Engineering - Section 1

33.

A push broach as compared to pull broach

A.	has less number of teeth
B.	is short and stocky
C.	removes less material for each pass of the tool
D.	all of the above

Answer: Option D

Explanation:

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34.

The tool made of cemented carbide wear out faster at

A.	slow speeds
B.	medium speeds
C.	fast speeds
D.	very fast speeds

Answer: Option A

Explanation:

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35.

The cutting tool in a milling machine is mounted on

A.	spindle
B.	arbor
C.	column
D.	knee

Answer: Option B

Explanation:

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36.

The work or surface speed for cylindrical grinding varies from

A.	5 to 10 m/min
B.	10 to 20 m/min
C.	20 to 30 m/min
D.	40 to 60 m/min

Answer: Option C

Explanation:

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37.

A single point thread cutting tool should ideally have

A.	zero rake angle
B.	positive rake angle
C.	negative rake angle
D.	point angle

Answer: Option A

Explanation:

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38.

Cast iron during machining produces

A.	continuous chips
B.	discontinuous chips
C.	continuous chips with built-up-edge
D.	none of these

Answer: Option B

Explanation:

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39.

A fine grained grinding wheel is used to grind hard materials.

A.	Correct
B.	Incorrect

Answer: Option A

Explanation:

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40.

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

A.	continuous chips are formed
B.	discontinuous chips are formed
C.	continuous chips with built-up edge are formed
D.	no chips are formed

Answer: Option C

Explanation:

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