The lead screw of a lathe has _________ threads.
A. Single start
B. Double start
C. Multi-start
D. Any one of these
Answer: Option A
Solution(By Examveda Team)
A single-start thread has one continuous thread running along the body of the screw A trapezoidal thread is used in the leadscrew of lathe machine. It has a 30 degree included angle. Stronger at the root. Easy to manufacture compared to square thread.This Question Belongs to Mechanical Engineering >> Manufacturing And Production Technology
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