1. When one is placed above the other and they are connected by means of rivets, the joint is known as ?

lap joint

single cover butt joint

double cover butt joint

none of these

Answer: lap joint

Explanation:


2. When a single angle strut is connected with two or more number of rivets, its effective length is adopted as ............. times the length of the strut centre to centre of intersection of each end. ?

0.65

0.75

0.85

0.95

Answer: 0.85

Explanation:


3. Which of the following statement is wrong ?

The dead loads are known in the beginning of the design

The live load is expressed as uniformly distributed static load

The weight of furniture comes under live load

all of the above

Answer: The dead loads are known in the beginning of the design

Explanation:


4. Number of rivets required in a riveted joint is equal to ?

Force / Rivet value

Force / Strength of rivet in shearing

Force / Strength of rivet in bearing

Force / Strength of plate in tearing

Answer: Force / Rivet value

Explanation:


5. Slenderness ratio of a compression member is the ratio of effective length of the compression member to the ?

area of cross-section

moment of inertia

radius of gyration

critical load

Answer: radius of gyration

Explanation:


6. The strength at which steel fails under repeated applications of load, is known as ?

impact strength

tensile strength

yield strength

fatigue strength

Answer: fatigue strength

Explanation:


7. Which of the following statement is correct ?

Snap heads are used for rivets connecting structural members

Snap head is also termed as button head

Counter sunk heads are used to provide a flush surface

all of the above

Answer: all of the above

Explanation:


8. If the same number of rivets are used in the joints, then which of the following pattern will yield highest efficiency ?

Chain riveting

Zig-zag riveting

Diamond riveting

all of these

Answer: Diamond riveting

Explanation:


9. Rolled steel angle sections are classified as ?

two series

three series

four series

five series

Answer: two series

Explanation:


10. The outer and inner faces of a rolled steel beam section are inclined to each other and they intersect at a certain angle. This angle of intersection for Indian standard medium weight beams is ?

16°

20°

Answer:

Explanation: