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Production Engineering
Comments
Question
Segmental chips are formed during machining
Options
A. mild steel
B. cast iron
C. high speed steel
D. high carbon steel
Correct Answer
cast iron
Production Engineering problems
Search Results
1. A drill considered as a cutting tool having zero rake, is known as a
Options
A. flat drill
B. straight fluted drill
C. parallel shank twist drill
D. tapered shank twist drill
Show Answer
Scratch Pad
Discuss
Correct Answer: straight fluted drill
2. The silicon carbide abrasive is chiefly used for grinding
Options
A. cemented carbide
B. ceramic
C. cast iron
D. all of these
Show Answer
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Discuss
Correct Answer: all of these
3. The machining of titanium is difficult due to
Options
A. high thermal conductivity of titanium
B. chemical reaction between tool and work
C. low tool-chip contact area
D. none of these
Show Answer
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Discuss
Correct Answer: low tool-chip contact area
4. The correct sequence of tool materials in increasing order of their ability to retain their hot hardness is
Options
A. carbide, ceramic, cermet, borazon
B. ceramic, carbide, borazon, cermet
C. cermet, carbide, ceramic, borazon
D. borazon, ceramic, carbide, cermet
Show Answer
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Correct Answer: cermet, carbide, ceramic, borazon
5. Side rake angle of a single point cutting tool is the angle
Options
A. by which the face of the tool is inclined towards back
B. by which the face of the tool is inclined sideways
C. between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of the tool
D. between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base
Show Answer
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Discuss
Correct Answer: by which the face of the tool is inclined sideways
6. The velocity of tool relative to the workpiece is known as cutting velocity.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: True
7. The average cutting speed for turning brass with a high speed steel tool is
Options
A. 15 to 19 m/min
B. 25 to 31 m/min
C. 60 to 90 m/min
D. 90 to 120 m/min
Show Answer
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Correct Answer: 60 to 90 m/min
8. Twist drills are made of
Options
A. high speed steel
B. carbon steel
C. stainless steel
D. either (a) or (b)
Show Answer
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Discuss
Correct Answer: either (a) or (b)
9. The maximum production of small and slender parts is done by
Options
A. watch maker's lathe
B. sliding head stock automatic lathe
C. multispindle automatic lathe
D. capastan lathe
Show Answer
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Discuss
Correct Answer: multispindle automatic lathe
10. A push broach as compared to pull broach
Options
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
Show Answer
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Discuss
Correct Answer: all of the above
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