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Turning - 3.Taper Turning, Thread Cutting and Sine Bar
3

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

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

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

7) What is the taper ratio for a taper length of 20 units the difference in diameter is one unit?

1:15

1:20

2:15

3:20

Answer is:

1:20

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

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