THREAD CUTTING - Practice Mode

1) Which terms are needed to calculate tool life index?

Cutting speed and feed Depth of cut and rpm Cutting speed time and index Cutting speed and rpm of job

Correct Answer: Cutting speed time and index

2) What is the value of tool life index for cutting cast iron by cemented carbide tool?

0.1 0.125 0.2 0.128

Correct Answer: 0.1

3) What is the tool life index of cemented carbide tool for turning high carbon steel?

0.15 0.2 0.4 0.35

Correct Answer: 0.15

4) Which angle is provided on the metric screw thread micrometer anvil?

60 Degree 47.5 Degree 55 Degree 30 Degree

Correct Answer: 60 Degree

5) What is the shape of interchangeable anvils used in screw thread micrometer?

Square shape V-shape Circular shape Radius shape

Correct Answer: V-shape

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