Lathe and Lathe work – Multiple choice Questions (MCQ) and Answers
21-Filing on the machined surface is done to
(A) Remove burrs
(B) Finish feed marks
(C) To make the sharp corners perfectly square
(D) All of the above
(Ans: D)
22-An operation performed for enlarging an existing hole up to only a limited length from its one end.
(A) Boring
(B) Drilling
(C) Counter-boring
(D) Counter-sinking
(Ans: C)
23-A single point cutting tool has (have)
(A) Positive rake
(B) Negative rake
(C) Zero rake
(D) All of the above
(Ans: D)
24-When the tool face is ground to slope from the nose towards the rear end, it is called
(A) Positive rake
(B) Negative rake
(C) Zero rake
(D) None of the above
(Ans: A)
25-For machining relatively softer material like Brass, ____ rake is provided
(A) Positive rake
(B) Negative rake
(C) Zero rake
(D) Any of the above
(Ans: C)
26-The greater the ________, stronger is the tool
(A) Nose radius
(B) Lip angle
(C) Clearance angle
(D) Side cutting edge angle
(Ans: B)
27-A Turret (square) tool post can accommodate _____ tool(s)
(A) One
(B) Two
(C) Three
(D) Four
(Ans: D)
28-In which of the following type of lathe, a square tool post can be provided?
(A) Centre
(B) Turret
(C) Capstan
(D) All of the above
(Ans: D)
29-In which of the following type of lathe, lead screw is provided for thread cutting?
(A) Centre
(B) Turret
(C) Capstan
(D) All of the above
(Ans: A)
30-In which of the following type of lathe, very high skill of labour is required?
(A) Centre
(B) Turret
(C) Capstan
(D) All of the above
(Ans: A)
31-Multiple turning head is mainly used on
(A) Centre lathe
(B) Turret lathe
(C) Capstan lathe
(D) All of the above
(Ans: B)