Design of Machine Elements Online Quiz - Set 03 - ObjectiveBooks
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Design of Machine Elements Online Quiz - Set 03

Quiz Questions

01. When a cylinder is subjected to a very high internal fluid pressure, the thin cylinder should be used.

02. A lap joint is always in single shear.

03. The taper on cotter and slot is made on both the sides.

04. A feather key transmits a turning moment and permits axial movement also.

05. The average shear stress in the hollow shaft is smaller than the average shear stress in the solid shaft.

06. A key is normally made from a cold rolled mild steel bar

07. An universal coupling is a type of __________ coupling.

08. The V-belt is used to transmit great amount of power and when the two pulleys are very near to each other.

09. The bolts of smaller diameter than M16 are not permitted in making fluid tight joints.

10. The fatigue limit of a material is greatly decreased by poor surface conditions.

11. The pressure angle of a cam is the angle between the direction of the follower motion and a normal to the pitch curve.

12. A connecting rod subjected to an axial load may buckle in the plane of motion of the connecting rod.

13. A parallel sunk key, made of steel, is equally strong in shearing and crushing.

14. If the helix angle of a helical gear is increased, the load carrying capacity of the tooth increases.

15. The property of a material which enables it to resist fracture due to high impact loads, is called toughness.

16. The pressure angle for involute gears depends upon the size of teeth.

17. The parallel fillet welded joints are designed for compressive strength.

18. Lewis form factor for the 20° full depth involute system is equal to 0.154 - 0.841/T.

19. When carbon in the cast iron is in the form of cementite, the cast iron will be of white colour.

20. In a nut and bolt, the diameter at which the ridges on the bolt are in complete touch with the ridges of the corresponding nut, is called pitch diameter.

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