If the helix angle of the drill is made _________ 30°, then the torque required to drive the drill at a given feed will be more.

A. Equal to

B. Less than

C. More than

D. None of these

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  5. In a shaper
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  16. In a single point tool, the angle between the surface of the flank immediately below the point and a…
  17. The grinding of long, slender shafts or bars is usually done by
  18. Larger than 15° side cutting edge angle
  19. Hard and tough materials like cast iron should be turned at
  20. In machining metals, chips break due to __________ of work material.
  21. Quality screw threads are produced by
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  24. Allowance in limits and fits refers to
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  29. In American Standard Association (A S A) system, if the tool nomenclature is 8-6-5-5-10-15-2 mm, then…
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