FASTENING AND FITTING - Practice Mode

1) Which angle determine the rake angle at the edge of the twist drill?

Point angle Clearance angle Helix angle Chisel edge angle

Correct Answer: Helix angle

2) What is the cutting angle of a standard drill?

108 Degree 118 Degree 180 Degree 188 Degree

Correct Answer: 118 Degree

3) What is the name of the speed at which the drill cutting edge passes over the materials while drilling?

Cutting time Cutting area Cutting feed Cutting speed

Correct Answer: Cutting speed

4) What is the purpose of reamer?

Drilling holes in thin sheets Drilling deep holes Removing burrs Enlarging the finished holes

Correct Answer: Enlarging the finished holes

Explanation:

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5) Which washer is used to lock near the edge or corner of the nut?

Plain washer Internal toothed washer Tab washer Spring washer

Correct Answer: Tab washer

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