If the stream function is ψ = 2 xy, then the velocity at a point (is equal to

A square column section of sizemm ismm is reinforced with four bars ofmm diameter and four bars ofmm diameter. Then the transverse steel should be :

Consider the following statements regarding the working stress design of under-reinforced RC sections:
The neutral axis depth will be greater than that of a balanced section
The stress in steel in tension will reach its maximum permissible value first
The moment of resistance will be less than that of the balanced section
The concrete on'the tension side is also to be considered for calculating the moment of resistance of the section.
Of these statement :

The deflection at the free end of a uniformly loaded cantilever of length 1 m is 7.5 mm. What is the slope at the free end ?

Consider the following statements :
Point of contraflexure is the point where the bending moment is maximum.
Point of cantraflexure is the point where the bending moment changes sign.
Point of contraflexure is the point where the shear force is zero.
Which of these statements is/are correct ?

A pipe line,m long, carries water. Velocity of propagation of pressure wave ism/s. If the valve at the low stream end is instantaneously closed at time, t =negative water hammer pressure at the valve will last for

What is range of values of Poisson's ratio for ductile materials ?

What are leaping weirs ?

The stress distribution at a depth beneath a loaded area is determined using Newmark's influence chart which indicates an influence value of 0.The number of segments covered by the loaded area in the chart isand the intensity of loading on the area isT/m². The intensity of stress distribution at that depth is

Consider the following statements relating to compressible flow :
In a contracting conduit, sonic velocity is reached in the minimum cross-sectional area.
In a contracting conduit, supersonic velocities are reached only in the expanding section downstream from the minimum section.
An expansion shockwave is physically possible and can be exhibited.
In the Laval nozzle it is possible to obtain a velocity greater than the velocity of sound in the expanding section of nozzle.
Of these statements :

What is the minimum number of longitudinal bars provided in a reinforced concrete column of circular cross section?

For the design of a simply supported RCC T-beam, the ratio of the effective span to the overall depth of the beam should not exceed

Lacustrine soils are soils

A doubly reinforced concrete beam has effective cover d' to the centre of compression reinforcement. x_u is the depth of neutral axis, and d is the effective depth to the centre of tension reinforcement. What is the maximum strain in concrete at the level of compression reinforcement?

A fixed beam and a simply supported beam having same span and develop same maximum bending moment due to uniformly distributed load on entire span. What is the ratio of uniformly distributed load on fixed beam to that on simply supported beam ?

Given that:
d = effective depth, b = width and D = overall depth.
The maximum area of compression reinforcement in a beam is

Two piles, one a bored cast-in-situ pile and another a precast driven pile, both of same length and diameter are constructed in a loose sand deposit. If the bearing capacity of the bored pile is Q₁, and that of the precast driven pile is Q₂, then which of the following is correct ?

What is the significant purpose of monitoring a project through its implementation phase ?

Consider the following statements related to triaxial test :
Failure occurs along pre-determined plane.
Intermediate and minor principal stresses are equal.
Volume changes can be measured.
Field conditions can be simulated.
Of these statements :

A lemniscate curve between the tangents is transitional throughout, if the polar deflection angle of its apex is equal to (φ in the deflection angle between the initial and final tangents)

Consider the following factors :
Elevation
Temperature
Gradient
Trip length.
For finding the runway length, which of these are taken into reckoning ?

For three-dimensional movement of a weight, which one of the following is most suitable ?

At a cross-section of a beam, the maximum compressive stress at top iskg/cm² and its maximum tensile stress at bottom iskg/cm². The depth of cross-section iscm. The depth of the neutral axis from the top of the section is n. The n is equal to

The odour of drying paint or varnish is derived from which of the following chemical compounds?

Presence of nitrogen in waste water sample is due to the decomposition of

The typical density in kg/cm (in situ) of well-compacted municipal solid waste in landfill is in the range of

If a sluice gate produces a change in the depth of water from 3.0 m to 0.6 m, then the force on the gate is about

By what percentage is length of a runway increased for everym rise above M.S.L. ?

Which one of the following method is employed to manufacture pre-stressed concrete sleepers for the railways ?

Which one of the following is not a standard spike for railways ?

The yield of a well depends upon

A buttress in a wall is intended to provide

D'Alembert's principle

When the bubble of a level tube was moved bydivisions, the change in staff intercept was 0.m. If the distance between the staff and the instrument wasm, then the senstitiveness of the bubble tube is given by

If a road surface is adequately superelevated on horizontal curve, which one of the following is the proper distribution of pressure on the vehicle wheels ?

What is range of values of Poisson's ratio for ductile materials ?

In a plate load test on sandy soil, the test plate ofcm xcm undergoes a settlement of 5 mm at a pressure ofx 10⁴ N/m². What will be the expected settlement of 3 m x 3 m footing under same pressure ?

Self-cleansing velocity is

What are leaping weirs ?

In standard penetration test, the splitspoon sampler is penetrated into the soil stratum by giving blows from a drop weight whose weight (in kg) and free fall (in cm) are, respectively,

Why are intermediate vertical stiffeners provided in plate girders ?

On a single rail track, goods trains loaded with heavy iron material run starting from A to B and then empty wagons run from B to A.
The amount of creep in the rails

Consider the following statements regarding the working stress design of under-reinforced RC sections:
The neutral axis depth will be greater than that of a balanced section
The stress in steel in tension will reach its maximum permissible value first
The moment of resistance will be less than that of the balanced section
The concrete on'the tension side is also to be considered for calculating the moment of resistance of the section.
Of these statement :

By what percentage is length of a runway increased for everym rise above M.S.L. ?

The reaction at B due to the load as shown the given figure is

What is range of values of Poisson's ratio for ductile materials ?

The deflection at the free end of a uniformly loaded cantilever of length 1 m is 7.5 mm. What is the slope at the free end ?

As the elevation increases, the runways length has to be changed at what rate ?

As the elevation increases, the runways length has to be changed at what rate ?

Which one of the following conditions is a typical characteristic of critical flow (symbols have the usual meanings)