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Machinist Set-2
Turning - 3.Taper Turning, Thread Cutting and Sine Bar
2

Turning - 3.Taper Turning, Thread Cutting and Sine Bar MCQ with Answers

2) Which element of taper is expressed by number in metric taper?

Length

Big diameter

Small diameter

Angle of taper

Answer is:

Big diameter

Turning - 3.Taper Turning, Thread Cutting and Sine Bar MCQ with Answers

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Related Turning - 3.Taper Turning, Thread Cutting and Sine Bar MCQ with Answers

3) What is the ratio of amount of standard pin taper in British system?

1:20

1:48

1:50

1:100

Answer is:

1:48

4) What are the ranges of morse tapers used on taper shank twist drills, reamers and lathe centres?

0 to 4

0 to 5

1 to 4

1 to 5

Answer is:

0 to 5

5) What type of standard taper used on external taper of lathe spindle nose?

Jarno taper

Morse taper

Metric taper

Brown and sharp taper

Answer is:

Jarno taper

6) What is the included angle of metric acme thread?

30 Degree

29 Degree

24 Degree

20 Degree

Answer is:

30 Degree

Turning - 3.Taper Turning, Thread Cutting and Sine Bar MCQ with Answers

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