TURNING 3 TAPER TURNING THREAD CUTTING AND SINE - Practice Mode

1) What is ratio of standard pin tapers used in taper pins?
Correct Answer: 01:50
2) Which element of taper is expressed by number in metric taper?
Correct Answer: Big diameter
3) What is the ratio of amount of standard pin taper in British system?
Correct Answer: 01:48
4) What are the ranges of morse tapers used on taper shank twist drills, reamers and lathe centres?
Correct Answer: 0 to 5
5) What type of standard taper used on external taper of lathe spindle nose?
Correct Answer: Jarno taper