Mechanical Engineering - Production Engineering - Discussion

Discussion Forum : Production Engineering - Section 7 (Q.No. 1)
1.
A drill bit of 20 mm diameter rotating at 500 r.p.m. with a feed rate of 0.2 mm/revolution is used to drill a through-hole in a mild steel plate 20 mm thickness. The depth of cut in this drilling operation is
0.2 mm
10 mm
20 mm
100 mm
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
26 comments Page 3 of 3.

Vinay said:   5 years ago
Given 20mm is the right answer.
(1)

Kiran kumar said:   1 decade ago
What is the formula used?

Mahmoud said:   1 decade ago
How it is calculated ?

Ashish said:   8 years ago
Depth of cut is D/2.

Sandeep said:   7 years ago
Here it is (D+t) /2.

Reshma said:   8 years ago
Agree @P Das.


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