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Turner
Turner Set-1
Lathe Operations
61

Lathe Operations MCQ - Turner (Set-1) with Answers

61) Which one of the following abbreviations is used to specify an acme thread ?

M 16

Rd20 X l/8M

s48X8

Tr60X9

Answer is:

Tr60X9

Lathe Operations MCQ - Turner (Set-1) with Answers

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Related Lathe Operations MCQ - Turner (Set-1) with Answers

62) A spindle sleeve is to be assembled to the spindle nose to perform specific operations on a lathe. These sleeves have

External and internal Morse tapers

External Jarno taper and internal Morse taper

External Morse taper and internal Jarno taper

External and internal Jarno taper

Answer is:

External and internal Morse tapers

63) One of the methods of aligning lathe centres is trial cut method. The diameter at the tailstock end is found to be bigger than the headstock end by 0.1 mm after the trial cut. Before the next trial cut the tailstock body should be moved by

0.1 mm towards the operator

0.05 mm towards the operator

0.1 mm away from the operator

0.05 mm away from the operator

Answer is:

0.05 mm towards the operator

64) Taper turning by using compound slide method can cause the following defect.

Chatter

Poor surface finish

Taper angle more than set

Taper angle less than set

Answer is:

Poor surface finish

65) One of the taper turning methods is by offsetting the tailstock. Which part of the tailstock is offset ?

Body

Spindle

Base

Whole unit

Answer is:

Body

Lathe Operations MCQ - Turner (Set-1) with Answers

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