Q79
The increase in depth of cut and feed rate _________ surface finish.
A.
Improves
B.
Deteriorates
AnswerC.
Does not effect
D.
None of these
Answer: Option B
Solution
Answer: Option B
Solution:
the surface roughness is directly influenced by the spindle speed and feed rate. It is observed that the surface roughness increases with increased feed rate and is higher at lower speeds and vice versa for all feed rates.