Strength Of Materials Objective Questions and Answers

1. A steel rod of 2 cm diameter and 5 metres long is subjected to an axial pull of 3000 kg. If E = 2.1 x 106, the elongation of the rod will be

2. If a steel rod of 20 mm diameter and 5 metres long elongates by 2.275 mm when subjected to an axial pull of 3000 kg, the stress developed, is

3. When two plates butt together and are riveted with two cover plates with two rows of rivets, the joint is known as

4. If the rivets in adjacent rows are staggered and outermost row has only one rivet, the arrangement of the rivets, is called

5. The distance between the centres of adjacent rivets in the same row, is called

6. Failure of riverted joints is due to

7. According to Unwin's formula, the diameter d of a rivet of plate of thickness t is :

Civil Engineering Objective Questions { Strength Of Materials }