351. ‘The Lodge’ is the official residence of the Prime Minister of?
352. Consider the following statements in the context of aeolian soils :
1. The soil has low density and low compressibility
2. The soil is deposited by wind
3. The soil has large permeability.
Of these statements :
353. Which of the following pairs are correctly matched ?
1. Standard penetration test....Relative density
2. Vane shear....Cohesion
3. Consolidation test....Bearing capacity
Select the correct answer using the codes given below :
354. Neglecting self weight, which of the following beams will have points of contraflexure ?
355. Which one of the following is not essential to derive the formula used in constructing a synthetic unit hydrograph ?
356. In an aerial puhotogrammetric survey, if the exposure interval is 20 seconds to cover ground distance of 1000 m between exposures, what would be the ground speed of the aircraft ?
357. The head over a 90° V-notch weir increases from 0.15 m to 0.3 m. The ratio of new discharge to the original discharge is, nearly equal to
358. 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 ?
359. A rigid bar is supported by a spring as shown in the given figure.
The deflection of the point B will be
360. Undrained strength of a clay soil can be obtained by conducting which of the following tests ?
1. UC test
2. Vane sheer test
3. Cyclic triaxial test
4. Slow direct sheer test
Select the correct answer using the code given below :
361. Which one of the following is the nominal size of standard modular brick ?
362. What is the ratio of rate of back-washing to that of filtration in a typical rapid sand filter ?
363. A point in an element is stressed as shown in the given figure. What is the value of normal stress on the oblique plane BE ?
364. Who appoints the ‘State Election Commissioner’?
365. A circular sewer of diameter 1 m carries storm water to a depth of 0.75 m. The hydraulic radius is approximately
366. If the staff intercept on a staff located at 100 m from the level for five division deviation of the bubble is 0.050 m and if the length of one division of the bubble is 2 mm, then the radius of curvature of the bubble is 0.050 m and if the length of one division of the bubble is 2 mm, then the radius of curvature of the bubble tube is
367. If the magnitude of the resultant of two forces F and 2F acting at a point O is 50 N, and the included angle between F and 2F is 90°, then what is the magnitude of F ?
368. Consider the following assumptions in the analysis of a plane truss
1. The individual members are straight.
2. The individual members are connected by frictionless hinges.
3. The loads and reactions act only at the joints.
Of these assumptions :
369. In a shear test on cohesionless soils, if the initial void ratio is less than the critical void ratio, the sample will :
370. Active earth pressure per metre length on the retaining wall with a smooth vertical back as shown in the given figure will be
371. Which of the following rules are used in choosing the repeating variables in dimensional analysis :
1. Repeating variables should include the dependent variables
2. Repeating variables should contain all primary units used in describing the variables in the problem
3. Repeating variables should combine among themselves.
4. Repeating variables should not contain the dependent variables.
Select the correct answer using the codes given below :
372. The proportion of second moment of area about the centroidal axis to second moment of area about the base of a rectangle will be
373. Mean precipitation over an area is best obtained from gauged amounts by
374. Loses deposits are formed by
375. If the time required for 60% consolidation of a remoulded soil sample of clay with single drainage is t, then what is the time required to consolidate the same sample of clay with the same degree of consolidation but with double drainage ?