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Ball bearing type screws are found in following application

A. Screw jack

B. Aeroplane engines

C. Crane

D. Steering mechanism

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  1. The effective stress in wire ropes during normal working is equal to the stress due to
  2. Stress concentration is caused due to
  3. The product of the diametral pitch and circular pitch is equal to
  4. Creep in belt is due to
  5. A screw is said to be over hauling screw, if the
  6. A hot short metal is
  7. The ratio of circumferential stress to longitudinal stress in a thin cylinder subjected to an internal…
  8. The velocity of sliding ________ the distance of the point of contact from the pitch point.
  9. Cold working
  10. In composite or reverse laid ropes
  11. A circular shaft can transmit a torque of 5 kN-m. If the torque is reduced to 4 kN-m, then the maximum…
  12. Oldham coupling is used to connect two shafts
  13. Which of the following statement is correct regarding power screws?
  14. Antifriction bearings are
  15. For circumferential joint in boilers, the type of joint used is
  16. The most important dimension in the design of a nut is
  17. The design of the pressure vessel is based on
  18. Two rigid plates are clamped by means of bolt and nut with an initial force F. After tightening, a separating…
  19. A screw is said to be a self locking screw, if its efficiency is
  20. In hydrostatic bearings
  21. Which is correct statement? Stress concentration in static loading is
  22. The largest diameter of an external or internal screw thread is known as
  23. A crankshaft is a __________ shaft.
  24. According to Indian standards, a bolt thread of 6 mm size of coarse pitch and with allowance on the…
  25. Pick up wrong statement. Fatigue strength can be increased by
  26. According to Unwin's formula, the relation between the diameter of rivet hole (d) and the thickness…
  27. If the tearing efficiency of a riveted joint is 75%, then the ratio of diameter of rivet to the pitch…
  28. A stud
  29. In second type of levers,
  30. Screws used for power transmission should have