Engineering Practice Quiz 1

A cantilever beam is loaded by a point load at the free end. It is likely to fail by B.M.

For the design of retaining walls the minimum factor of safety against over-turning is taken as

In a simply supported beam AB with a concentrated load W at a distance ‘a’ from support A and ‘b’ from support B, the deflection under the load is

A rigid prop provided for a beam

The limits of percentage of the longitudinal reinforcement in a column is given by

In any beam when the moment of inertia about the neutral axis is doubled, its deflection is

The slab is designed as one way if the ratio of long span to short span is

If the permissible stress in steel in tension is 140 N/mm^2, Permissible stress in concrete in bending compression is 5N / mm^2. Then the depth of neutral axis for a singly reinforced rectangular balanced section will be

The minimum cover in a slab should neither be less than the diameter of bar nor less than

According to IS:456-1978, the maximum reinforcement in a column is

The fitness modulus of the fine aggregate is in the range of

In limit state design of concrete for flexure, the area of stress block is taken as

Ratio of compressive strength to tensile strength of concrete

The creep strains are

Cube strength of controlled concrete to be used for pre-tensioned and post-tensioned work respectively should not be less than

For bars in tension a standard hook has an anchorage value equivalent to a strength length of

For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine’s theory

The compressive strength of 100 mm cube as compared to 150 mm cube is always

Air entrainment in the concrete increases