The gross diameter of a rivet is the diameter of

Spans of continuous fillers are considered approximately equal if the longest span does not exceed the shortest span by more than

The effective length of a compression member of length L , held in position and restrained in direction at both ends, is

A 20 mm dia steel bar which is subjected to an axial tension of 2300 kg/cm 2 produces a strain of 0.004 cm. If Young's modulus of steel is 2.1 x 10 6 kg/cm 2 , the bar is

The Indian standard code which deals with steel structures, is

Cohesionless soil is

Failure of a slope occurs only when total shear force is

Loess' is silty clay formed by the action of

A soil sample of mass specific gravity 1.92, has a moisture content 30%. If the specific gravity of solids is 2.75, the void ratio, is

A soil mass is said to be in plastic equilibrium if