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Which of the following screw thread is used for power transmission in one direction only?

A. Square threads

B. Multiple threads

C. Acme threads

D. Buttress threads

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  5. A bolt of uniform strength can be developed by
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  7. Ball bearing type screws are found in following application
  8. Cold working
  9. The ultimate strength of steel in tension in comparison to shear is in the ratio of
  10. Which of the following statement is correct for gears?
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  18. The period during which the cam follower remains at rest, when cam moves, is known as
  19. The form factor of a helical gear __________ with the increase in the helix angle.
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  22. According to I.B.R., the efficiency of a triple riveted butt joint with double straps of unequal width…
  23. Tearing resistance required to tear off the plate per pitch length is (where p = Pitch of rivets, d…
  24. The load cup of a screw jack is made separate from the head of the spindle to
  25. Stress concentration in static loading is more serious in
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  27. In a flange coupling, the bolts are subjected to
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  29. The endurance limit in shear of carbon steel can be obtained by multiplying the endurance limit in flexure…
  30. The angle of twist of shaft is