Online Civil Engineering Test - Previous UPSC Exam Papers Test 7

A plot of land 60°m x 20 m is measure steel tape. If the standard error of length width measurements is taken as ± 1 cm, the standard error of the area of the plot be

Consider the following strengths of concrete :
1. Cube strength
2. Cylinder strength
3. Split-tensile strength
4. Modulus of rupture
The correct sequence in decreasing order of these strengths is

A cylindrical vessel with a constant plane area of 1 m² is rotated about its vertical axis such that the liquid inside the vessel is about to spill. If the height of the vessel is 2 m and the height of the paraboloid at 1 m, then the volume (in m³) of the liquid in the vessel will be

Non-disposal of solid waste may cause the spread of

At the time of initial tensioning the maximum tensile stress in tendon immediately behind the anchorage shall Not exceed

The final deflection due to all loads including the effects of temperature, creep and shrinkage and measured from as-cast level of supports of floors, roofs and all other horizontal members should NOT exceed

Loses deposits are formed by

Consider the following statements with ragard to crack formation and its control:
1. The surface width of the crack should not, in general, exceed 0.30 mm for structures not subjected to aggressive environment.
2. When depth of web in a beam exceeds 750 mm, side face reinforcement @ 0.1 percent of web area should be provided on each face.
3. The nominal spacing of main bars in a slab should not exceed three times the effective depth of a solid slab or 300 mm, whichever is smaller.
Which of the statements given above is/are correct ?

For a masonry dam of base width b, at which location w.r.t. the central line, should the resultant loading intersect the section to avoid tension in any horizontal section ?

A bulldozer operates on a 30 m stretch and moves at 2.4 kmph when pushing the earth, and returns empty at 6 kmph. The time lost in loading and shifting gears per trip is 18 seconds. Its operating factor is nearly 50 min/hour. What is the number of trips made per hour ?

What is 5 days 20°C BOD equal to ?

Consider the following statements :
The principle of superpositions is applied to :
1. Linear elastic bodies
2. Bodies subjected to small deformations.
Of these statements :

Consider the following statements- with reference to a continuous beam supported at A, C and E for which the shear force diagram is shown in the given figure.There is
1. a concentrated load acting at point B
2. a concentrated load acting at point D
3. a uniformly distributed load acting on the portion CE.
Of these statements:

If p is the specific gravity of the material used in the design of a masonry dam of triangular section, then the ratio between the height and base width of the dam for structural safety and stability is equal to

In the figure shown aside, which one of the following correctly represents effective stress at C ? (Symbols have the usual meanings).

Choose the correct statement about horizontal component of resultant hydrostatic pressure on a curved submerged surface :

In the plot of residual chlorine versus chlorine dose applied shown in the above figure, the curve will not have any (0, 0) point because

How high should a helicopter pilot rise at a point. A just to see the horizon at point B, if the distance AB is 40 km ?

Putty is made up of

Vibratory rollers are more useful for compacting which of the following ?