Rake angle of a lathe tool can be positive, negative or zero.
8) Rake angle of a lathe tool can be :
Answer is:
any one of positive, negative or zero
Explanation:
Related Cutting Tools MCQ - Machinist(Set-1) with Answers
Answer is:
Positive rake angle
Explanation:
Positive rake angle a lathe cutting tool makes it sharp and pointed.
Answer is:
Reduces friction
Explanation:
Since negative rake angle of a lathe cutting tool increases area of contact, in increases the friction between the work piece and the cutting tool.
Answer is:
Reamer
Explanation:
A reamer is a multi-point cutting tool used for enlarging by finishing previously drilled holes to accurate sizes.
Answer is:
Cast iron
Explanation:
Cast iron does not require any coolant during reaming because, graphite in the cast iron acts as a lubricant.