DRILLING - Practice Mode

1) How the size of drill bit is measured?

Between flutes Between the lands Between web Neck diameter

Correct Answer: Between the lands

2) What is the helix angle of general purpose drill?

59 Degree 118 Degree 27.5 Degree 8 Degree to 12 Degree

Correct Answer: 27.5 Degree

3) Which part of a reamer is designed for the removal of chips?

Face Flute Heel Cutting edge

Correct Answer: Flute

4) What is the purpose of type S twist drill?

Used for hard material Used for high carbon steel Used for soft and tough material Used for normal low carbon steel

Correct Answer: Used for soft and tough material

5) What is the reason for rough holes in drilling?

Unequal point thinning Drill point not in centre Clearance angle is incorrect Drill cutting edges are not sharp

Correct Answer: Drill cutting edges are not sharp

Explanation:

Interior Gateway Routing Protocol (IGRP) based on distance-vector routing is invented by Cisco. An interior routing protocol is meant to be used inside an autonomous system (an organization’s private network) while an exterior routing protocol operated between autonomous systems.

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