Taper Turning MCQ with Answers

26) Why the ball centre is preferred in tail stock offset method?

Answer is:

To avoid damage to the centre drilled hole of the job

Explanation:

Ball centre is sometimes used for tapering by the "set-over tail stock" method. The standard centres cannot sit squarely in the center hole when the tail stock is set over.

Why the ball centre is preferred in tail stock offset method?

27) Which method is used for turning steep taper?

Answer is:

Compound slide swivel

Which method is used for turning steep taper?

28) Which method is preferred for producing small length taper with least accuracy?

Answer is:

Form tool method

29) Calculate the amount of off-set if total length of job = 80 mm and tan = 5 Degree 45 minutes?

Answer is:

8 mm

30) Calculate the least count of V.B.P if 23 div on main scale is divided into 12 scale divisions

Answer is:

26) Why the ball centre is preferred in tail stock offset method?

To avoid damage to the centre drilled hole of the job

27) Which method is used for turning steep taper?

Compound slide swivel

28) Which method is preferred for producing small length taper with least accuracy?

Form tool method

29) Calculate the amount of off-set if total length of job = 80 mm and tan = 5 Degree 45 minutes?

8 mm

30) Calculate the least count of V.B.P if 23 div on main scale is divided into 12 scale divisions

4 minutes