state gov TSPSC Polytechnic Lecturer Mock Test 2022 Production Engineering (Manufacturing) Machining Processes and Machine Tools Metal Cutting Processes
A bar of 74 mm diameter is reduced to 70 mm by cutting tool while cutting orthogonally. If the mean length of the cut chip is 73 mm, what is the cutting ratio?
1
.0397
2
0.32
3
0.709
4
1.23