Darcy’s law is valid only when flow through soil is

The most suitable method for plotting a traverse in surveying is

A pin-jointed plane frame is statically determinate when

Use of water-reducing admixtures in concrete leads to

The expected project completion time in PERT corresponds to

In sewer design, minimum velocity at average flow is adopted to prevent

The line joining points of equal magnetic dip is called

For a simply supported beam, the area under shear force diagram between two points represents

The initial curing period is most critical for concrete because

In CPM, an activity with negative float indicates

The main purpose of tertiary treatment in sewage treatment is removal of

In theodolite surveying, centering error is reduced by

In a statically indeterminate beam, support settlement causes

The rate of gain of strength of concrete is higher when

Free float of an activity affects

Excess sulphates in water used for concrete may cause

Reciprocal leveling is carried out to eliminate error due to

The principle of minimum potential energy is applicable to