Design of Machine Elements Online Quiz - Set 03

Machine Design Online Quiz: Set 03


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

2. A lap joint is always in single shear.
Yes
No

3. The taper on cotter and slot is made on both the sides.
Agree
Disagree

4. A feather key transmits a turning moment and permits axial movement also.
True
False

5. The average shear stress in the hollow shaft is smaller than the average shear stress in the solid shaft.
True
False

6. A key is normally made from a cold rolled mild steel bar
Correct
Incorrect

7. An universal coupling is a type of _________ coupling.
Rigid
Flexible

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

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

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

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

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

13. A parallel sunk key, made of steel, is equally strong in shearing and crushing.
Yes
No

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

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

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

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

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

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

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.
Correct
Incorrect

     Score =

Correct answers:

Share on Google Plus

    FB Comments
    Comments

0 comments:

Post a Comment