SY->Module-5 : THREAD CUTTING - Practice Mode

1) What is the nose cutter width of the square threads tool?

0.5 x Pitch equal to pitch Pitch / 0.5 2 x Pitch

Correct Answer: 0.5 x Pitch

2) How many number of teeth gear is used to as translating gear to cut metric thread on British lathe?

100 127 140 135

Correct Answer: 127

3) What will be the effect in helix angle if diameter changes for a given lead?

Diameters decreases helix angle increases Diameters decreases helix angle decreases No change in helix angle if diameter increases No change in helix angle diameter decreases

Correct Answer: Diameters decreases helix angle increases

4) What will be the effect in helix angle if lead changes for a give diameter work?

Lead decreases helix angle increases Lead decreases helix angle decreases Helix angle have no change when lead decreases Helix angle have no change when lead increases

Correct Answer: Lead decreases helix angle decreases

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