TURNING 3 TAPER TURNING THREAD CUTTING AND SINE - Practice Mode

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

30 Degree 29 Degree 24 Degree 20 Degree

Correct Answer: 30 Degree

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

01:15 01:20 02:15 03:20

Correct Answer: 01:20

3) Which taper is most commonly used as standard taper in industries?

Jerno taper Morse taper Metric taper Brown & Sharpe taper

Correct Answer: Morse taper

4) Which standard tapers used in milling machine arbors?

Jarno taper Morse taper Metric taper Brown and sharp taper

Correct Answer: Brown and sharp taper

5) Which method of taper turning the taper length is limited to movement of the top slide?

Form turning Tailstock offset method Compound rest method Taper turning attachment

Correct Answer: Compound rest method

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