Civil Engineering - MADE EASY Study Material for GATE, ESE and SES Exams

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Cavitation

Vapour pressure of liquid may causes an unplanned OR undesirable effect called cavitation. When a liquid flows into a region

What is Viscosity in fluid mechanics? Viscosity is the property of fluids by virtue of which they offer resistance to

It has been seen that a drop of blood forms a hump on horizontal glass. Similarly a drop of mercury

The Swiss Mathematician Leonhard Euler in 1757 derived a formula for stability of long column. According to Euler’s theory, long

Solid circular shaft Hollow circular shaft Di = internal diameter Do = outer diameter Thin circular tube with mean radius

Principal Strains These are strains on planes on which shear strains vanishes and values of shear strains are maximum and

Consider a plane stress element is shown in figure. In this stress element σz = 0 σyz = 0 τxz

For an economical design, the section of the beam may be reduced towards the support, as bending moment decreases towards

A beam that is built from more than one material is known as composite beams. Example are bimetallic beams, flitched

Railway Engineering Railway engineering is a branch of civil engineering that deals with the design, construction and maintenance of the

(a) Principal Stress Consider a planar stress element subjected to normal and shear stress as shown below. Normal stress and

Consider a simply supported beam AB of length L subjected to moment M0 at its ends as shown in figures.

Shear force and bending moment diagrams represent variation of shear force and bending moment along the beam. Shear force diagrams

Following points should be kept in mind during construction of loading diagram from the corresponding bending moment diagram. If an

The fundamental concept of stress can be understood by considering a prismatic bar that is loaded by axial force P

What is the classification of river system in India? Rivers are mainly classified on the basis of the topography of

By lining of canal, we mean that the earthern surface of the canal is lined with a stable lining surface

Efficiency is ratio of water output to water input. If losses will be more, then efficiency will be less. Various

Intensity of irrigation To avoid intensive irrigation of a particular area which may cause water logging, salinity and malaria etc.