The groove angle of pulleys for V-belt is

A. 340 to 360

B. 420 to 450

C. More than 400

D. 300 to 320

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

You can do it
  1. If P1 and P2 are the tight and slack side tensions in the belt, then the initial tension Pi (neglecting…
  2. Crowning on pulley helps
  3. The crest diameter of a screw thread is same as
  4. According to Indian standard specifications, a grey cast iron designated by 'FG 200' means that the
  5. In static loading, stress concentration is more serious in
  6. The designation M 33 × 2 of a bolt means
  7. In radial bearings, the load acts __________ to the axis of rotation.
  8. Fibrous fracture occurs in
  9. Which of the following formula is used in designing a connecting rod?
  10. In case of thick cylinders, the tangential stress across the thickness of cylinder is
  11. For a shoe brake, the equivalent coefficient of friction is equal to (where μ = Actual coefficient…
  12. If d is the normal diameter of a bolt in mm, then the initial tension in kg in a bolt used for making…
  13. In designing a sleeve coupling, length of the sleeve is taken as (where d = Diameter of the shaft)
  14. The deflection of a cantilever beam under load W is 8. If its width is halved, then the deflection under…
  15. In case of pressure vessels having open ends, the fluid pressure induces
  16. The ratio of endurance limit in shear to the endurance limit in flexure is
  17. The dedendum is the radial distance from the
  18. Which of the following statement is correct, for two shafts connected in parallel?
  19. In a multiple V-belt drive, if one of the belts break, then
  20. While designing a screw in a screw jack against buckling failure, the end conditions for the screw are…
  21. In order to remove internal stresses produced by hardening the steel, the process usually adopted is
  22. The bearings of medium series have capacity __________ over the light series.
  23. The notch sensitivity q is expressed in terms of fatigue stress concentration factor Kf and theoretical…
  24. Stress concentration is caused due to
  25. If T is the actual number of teeth on a helical gear and φ is the helix angle for the teeth, then…
  26. The size of a gear is usually specified by
  27. In the assembly of pulley, key and shaft
  28. In order to avoid tearing of the plate at an edge, the distance from the centre line of the rivet hole…
  29. Split nut is a locking device in which
  30. If two springs are in parallel then their overall stiffness will be