TURNING THREADS - Practice Mode

1) What is the method of turning where in a cylindrical work - piece is turn to have a uniform increase or decrease in diameter along the length?

Boring Grooving Step turning Taper turning

Correct Answer: Taper turning

2) Which method of taper turing is used to make internal taper and external taper?

Tail stock off set method Form tool method Taper turning attachment method Compound slide swivelling method

Correct Answer: Taper turning attachment method

3) Which one of the following is the advantage of taper turning attachment over tail stock offset method?

Initial cost is less Power feed can not be given Job can be held between centres The alignment of lathe centres is not disturbed

Correct Answer: The alignment of lathe centres is not disturbed

4) Which one of the following is the disadvantage of taper turning attachment?

Power feed cannot be given Turning slow taper angles only Surface finish cannot be obtained Lengthy taper cannot be produced

Correct Answer: Turning slow taper angles only

5) What is the function of attachment in taper turning?

Keep the tool rigidly Gives torque to work Calculate the taper angle Tool is guided to required angle

Correct Answer: Tool is guided to required angle

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