Description : The time required by rain water to reach the outlet of drainage basin, is generally called (A) Time of concentration (B) Time of overland flow (C) Concentration time of overland flow (D) Duration of the rainfall
Last Answer : Answer: Option A
Description : Izzard formula for the time of concentration in minutes for the plots having no channels, is (where Lo is the length of overland flow in metres and Kp rainfall intensity in cm/hour) (A) T = 111 b. L0 1/3/(Kp)2/3 (B) T = 222 b. L0 1/2/(Kp)1/3 (C) T = 333 b. L0/Kp (D) T = 111 b. L0 1/3/(Kp)2/5
Description : If the length of overland flow from the critical point to the mouth of drain is 13.58 km and difference in level between the critical point and drain mouth is 10 m, the inlet time is A. 2 hours B. 4 hours C. 6 hours D. 8 hours
Last Answer : ANS: D
Description : Overland flow drainage on and from the tarmac of an airport invokes, in its design, principles involving : (a) Spatially varied flow without hydraulic jumps (b) Backwater flow (c) ... throughout (d) Attention to rolling flows within spatially varied flows and possibly to moving hydraulic jumps
Last Answer : (a) Spatially varied flow without hydraulic jumps
Description : Pick up the incorrect statement from the following: (A) The net amount of water which joins the surface streams in a catchment, is known as surface run-off (B) The amount of water which ... over the catchment, is termed as the yield of the drainage basin (D) None of these
Last Answer : (D) None of these
Description : The run off is affected by (A) Size of the basin (B) Shape of the basin (C) Elevation of the water shed (D) All the above
Last Answer : Answer: Option D
Description : Keeping the instrument height as 1½ m, length of staff 4 m, the up gradient of the ground 1 in 10, the sight on the up slope must be less than (A) 25 cm (B) 20 m (C) 45 m (D) 10 m
Last Answer : (C) 45 m
Description : Keeping the instrument height as 1.5 m, length of staff 4 m, the slope of the ground as 1 in 10, the sight on the down-slope, must be less than (A) 30 m (B) 25 m (C) 20 m (D) 15 m
Last Answer : (B) 25 m
Description : If the formation level of a highway has a uniform gradient for a particular length, and the ground is also having a longitudinal slope, the earthwork may be calculated by (A) Mid-section formula (B) Trapezoidal formula (C) Prismoidal formula (D) All the above
Last Answer : (D) All the above
Description : The seepage exit gradient in a soil is the ratio of A) Total head to the length of seepage (B) Flow line to slope (C) Head upstream to that at downstream (D) Head loss to the length of the seepage
Description : the derivation of Thiem's formula, Q = (S1 - S2)/[2.3 log10( / )] the following assumption is not applicable (A) The aquifer is homogeneous and isotropic (B) Flow lines are radial and ... the water surface is too small (D) The well has been sunk up to the surface of the unconfined aquifer
Description : The run off a drainage basin is (A) Initial recharge + ground water accretion + precipitation (B) Precipitation + ground water accretion + initial recharge (C) Precipitation - ground water accretion + initial recharge (D) Precipitation - ground water accretion - initial recharge
Description : In the time-cost optimisation, using CPM method for network analysis, the crashing of the activities along the critical path is done starting with the activity having (A) Longest duration (B) Highest cost slope (C) Least cost slope (D) Shortest duration
Last Answer : (C) Least cost slope
Description : The flow of water through the hole in the bottom of a wash basin is an example of (A) Steady flow (B) Uniform flow (C) Free vortex (D) Forced vortex
Last Answer : Answer: Option C
Description : The area of a drainage basin whose axial length is 100 km is 2500 sq. km. Its form factor is (A) 0.10 (B) 0.20 (C) 0.25 (D) 0.35
Description : The form factor of a drainage basin is obtained by dividing (A) Area of the basin by the axial length (B) Average width of the basin by the axial basin (C) Area of the basin by the square of the axial length (D) Both (b) and (c
Description : If the axial length of a drainage basin is 35 km and its form factor is 0.2, the total area of the basin is (A) 205 sq. km. (B) 215 sq. km. (C) 225 sq. km. (D) 245 sq. km.
Description : Pick up the correct statement from the following: (A) Yield of a drainage basin is the run off at any time (B) Yield of a drainage basin is the run off over long periods (C) Yield of a drainage basin is expressed as surface run off per year
Last Answer : Answer: Option B
Description : The R.L. of ground water table on the sides of a valley is 1505 m whereas R.L. of the stream water is 1475 m. If 60° slope consists of pervious soil between R.L. 1485 m to 1500 m, the gravity spring may ... of reduced level (A) 1500 m (B) 1505 m (C) 1475 m (D) 1485 m
Last Answer : (D) 1485 m
Description : The slope correction may be ignored if (A) The slope of the ground is less than 3° (B) To slope of the ground is say 1 in 19 (C) Both (a) and (b) (D) Neither (a) nor (b)
Last Answer : (C) Both (a) and (b
Description : If h1 and h2 are the differences in level between ground and the formation levels, m is the slope of the sloping sides. D is the distance between the cross sections then, Prismoidal correction for a level section is (A) D/2m(h1 - h2) (B) D/3m(h1 - h2) (C) D/6m(h1 - h2)2 (D) D/6m(h1 - h2)3
Last Answer : (C) D/6m(h1 - h2)2
Description : A counter may be defined as an imaginary line passing through (a) Points on the longitudinal section (b) Points of equal elevation (c) Point of equal local ground slope (d) Points of transverse section surveys
Last Answer : (b) Points of equal elevation
Description : Run off includes (A) Precipitation over catchment area of the stream and its attributaries (B) Surface run off (C) Ground water flow (D) All the above
Description : Pick up the correct equation from the following: (A) Run off = Surface run off + Ground water flow (B) Run off = Surface run off - Ground water flow (C) Run off = Surface run off / Ground water flow (D) Run off = Surface run off x Ground water flow
Description : Hydrograph is a graphical representation of (A) Surface run off (B) Ground water flow (C) Rain fall (D) Discharge flowing in the river
Description : A rectangular park has a concrete footpath running in the middle of the park parallel to the length of the park. The rest of the park is used as a playing ground, which has an area of 253 sq. m. If the width of the path ... m. What is the area of the park? (in sq. m.) (a) 896 (b) 345 (c) 432
Last Answer : (b) 345
Description : Have you heard about the Jewish murders in Overland Park, KS?
Last Answer : Yes. Maybe now they will get some gun control legislation passed.
Description : What was the faster overland communication service before the telegraph?
Last Answer : The Pony Express
Description : What is the halfway point between Overland Park ks and Houghton Lake mi?
Last Answer : Need answer
Description : Does Overland Park have tornadoes?
Last Answer : There is nothing preventing a tornado from hitting Overland Park, Kansas. It is in an area that sees tornadoes fairly frequently.
Description : Which is the shortest route from Moscow to San Francisco? (1) via Canada (2) overland (3) Over the South Pole (4) Over the North Pole
Last Answer : (4) Over the North Pole Explanation: Moscow - San Francisco flight goes via the North Pole. The shortest air route from San Francisco to Moscow goes almost over the North Pole, not over Chicago.
Description : Which of the following country has the longest overland tunnel? (1) Germany (2) Switzerland (3) Spain (4) France
Last Answer : (2) Switzerland Explanation: The Letschberg Base Tunnel in Switzerland is currently the world’s longest land tunnel (except for some metro tunnels) and accommodates passenger and freight trains. It runs between Frutigen, Berne and Raron, Valais. It is the third longest tunnel overall.
Description : Which is the shortest route from Moscow to San Francisco ? (1) via Canada (2) overland (3) Over the South Pole (4) Over the North Pole
Last Answer : Over the North Pole
Last Answer : Switzerland
Description : The ground surface slopes 1 in 50 along a proposed railway embankment 150 m in length. The height of the embankment at zero chainage is 0.5 m, the width is 11 m and side slopes 2:1. If the falling gradient ... calculated by Prismoidal formula, is (A) 3250 m3 (B) 3225 m3 (C) 3275 m3 (D) 3300 m3
Last Answer : (B) 3225 m3
Description : Altitude angle, Zenith Angle, Day length, Solar Azimuth angle, Local solar time, Surface azimuth angle, Slope, Declination angle
Last Answer : 1) Altitude angle (α ): It is defined as the angle between the central ray from the sun , and a horizontal plane containing the observer is the Solar altitude angle. At the Sunrise and Sunset the ... sun to the centre of the earth and the projection of this line upon the earth's equatorial plane.
Description : According to Chezy's formula, the discharge through an open channel is (where A = Area of flow, C = Chezy's constant, m = Hydraulic mean depth, and i = Uniform slope in bed) (A) A × m × i) (B) C × m × i) (C) AC × m × i) (D) mi × A × C)
Description : Best side slope for most economical trapezoidal section in open channel flow, wherein side slopes are defined by : X horizontal to 1 vertical, is when X equals : (a) 0.404 (b) 0.500 (c) 0.577 (d) 0.673
Last Answer : (c) 0.577
Description : In time-cost optimization of a project, crashing is done. (A) On all the activities (B) On all the activities lying on the critical path (C) Only on activities lying on the ... critical activities and those that become critical at any stage of crashing in the order of ascending cost slope
Last Answer : D
Description : The horizontal deflection of a parabolic curved beam of span 10 m and rise 3 m when loaded with a uniformly distributed load l t per horizontal length is (where Ic is the M.I. at the crown, which varies as the slope ... arch). (A) 50/EIc (B) 100/EIc (C) 150/EIc (D) 200/E
Last Answer : (D) 200/E
Description : A rolled steel joist is simply supported at its ends and carries a uniformly distributed load which causes a maximum deflection of 10 mm and slope at the ends of 0.002 radian. The length of the joist will be, (A) 10 m (B) 12 m (C) 14 m (D) 16 m
Last Answer : (D) 16 m
Description : The slope correction for a length of 30 m along a gradient of 1 in 20, is (A) 3.75 cm (B) 0.375 cm (C) 37.5 cm (D) 2.75 cm
Last Answer : (A) 3.75 cm
Description : Correction per chain length of 100 links along a slope having a rise of 1 unit in horizontal units, is (A) 100/n² (B) 100 n 2 (C) 100/n 3 (D) 100/n
Last Answer : (A) 100/n²
Description : The slope correction for a 3° slope for a length of 100 m, is (A) -0.11 m (B) -0.12 m (C) -1.87 m (D) -0.137 m
Last Answer : (D) -0.137 m
Description : If is the difference in height between end points of a chain of length , the required slope correction is (A) h²/2l (B) h/2l (C) h²/l (D) 2h²/2l
Last Answer : (A) h²/2l
Description : 16. Surface tension force is the product of surface tension per unit length and cross-sectional area of flow. A) Correct B) Incorrect
Last Answer : B
Description : Convective heat transfer co-efficient in case of fluid flowing in tubes is not affected by the tube length/diameter ratio, if the flow is in the __________ zone. (A) Laminar (B) Transition (C) Both 'a' & 'b' (D) Highly turbulent
Last Answer : (D) Highly turbulent
Description : A series of closely spaced contour lines represents a (A) Steep slope (B) Gentle slope (C) Uniform slope (D) Plane surface
Last Answer : (A) Steep slope
Description : Factor of safety against sliding of a slope, is the ratio of (A) Actual cohesion to that required to maintain stability of slope (B) Shear strength to shear stress along the surface (C) Neither (a) nor (b) (D) Both (a) and (b)