28) A simple gear train is to be used to cut a thread with a certain pitch. A driver gear with 3 teeth more than that of the calculated value mounted due to non-availability of the required gear from the set. The thread that is cut will have the pitch
Answer is:
More than that required throughout the length
Related Lathe Operations MCQ with Answers
Answer is:
Poor surface finish
Answer is:
high cutting speed, fine feed and light depth of cut
Explanation:
Facing Operation. Facing is the process of removing metal from the end of a workpiece to produce a flat surface. Most often, the workpiece is cylindrical, but using a 4-jaw chuck you can face rectangular or odd-shaped work to form cubes and other non-cylindrical shapes.
Answer is:
Parting off
Explanation:
Parting off is done when the work-piece is held in the Chuck only.
Answer is: