What is the name of screw thread which is formed on a cone?
(a) Parallel screw thread
(b) Straight screw thread
(c) Tapered screw thread
(d) Cylindrical screw thread
I got this question in unit test.
My doubt is from Screw Threads Terminology topic in division Metrology of Screw Thread, Gauges for ISO Metric Screw Threads of Engineering Metrology