Home

Which one of the following is a positive drive?

A. V-belt drive

B. Rope drive

C. Crossed flat belt drive

D. Chain drive

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

You can do it
  1. The endurance limit of a material with finished surface in comparison to rough surface is
  2. In cylindrical cams, the follower moves
  3. A sliding bearing in which although lubricant is present, the working surfaces __________ contact each…
  4. The objective of caulking in a riveted joint is to make the joint
  5. The constant factor in case of R10 series of preferred numbers is
  6. In the case of an elastic bar fixed at upper end and loaded by a falling weight at lower end, the shock…
  7. When compared to the rod of the same diameter and material, a wire rope
  8. A shaft is subjected to fluctuating loads for which the normal torque (T) and bending moment (M) are…
  9. The following type of nut is used with alien bolt
  10. In a belt drive, if the pulley diameter is doubled keeping the tension and belt width constant, then…
  11. The shear stress at a point in a shaft subjected to a torque is
  12. The helix angle for double helical gears may be made up to
  13. According to I.B.R., when the thickness of the boiler shell (t) is less than 8 mm, then the diameter…
  14. In a multiple V-belt drive, when a single belt is damaged, it is preferable to change the complete set…
  15. The valve rod in a steam engine is connected to an eccentric rod by
  16. Taper usually provided on cotter is
  17. The maximum stress due to stress concentration in a bar having circular transverse hole, as compared…
  18. In order to have a connecting rod equally strong in buckling about X-axis and Y-axis, the moment of…
  19. In hydrostatic bearings
  20. The building up of worn and undersized parts, subjected to repeated loads by electroplating is
  21. The connecting rod bolts are tightened up so that tightening stress
  22. The ratio of driving tensions for flat belts, neglecting centrifugal tension, is (where T₁, and…
  23. For high speed engines, the cam follower should move with
  24. Which of the following spring is used in mechanical wrist watch?
  25. The bending stress in a curved beam is
  26. In static loading, stress concentration is more serious in
  27. When a helical compression spring is cut into halves, the stiffness of the resulting spring will be
  28. For applications involving high stresses in one direction only the following type of thread would be…
  29. A compound cylinder with inner radius 50 mm and outer radius 70 mm is made by shrinking one cylinder…
  30. A self locking screw has