126201. If a 6 h unit hydrograph is added to the same 6 h unit hydrograph beginning 6 h later,this can be reduced to a 12 h unit hydrograph by dividing the ordinates by:
126202. In stream routing the peak outflow discharge ocures:
126203. The distance between two points measured with a 30 m chain was recorded as 100 m.It was afterwards found that the chain was 10cm too short.So,the true distance between the points will be:
126204. India's first Greenfield Special Economic Zone (SEZ) was set up at?
126205. A survey line is 100 m long and has a bearing of The departure of this survey line is:
126206. If AB is at S 300W and AC is N 300W,the included angle BAC will be:
126207. ’Orientation’of a plane table refers to the process of:
126208. A person 684 m tall stands on a beach.The maximum distance visible to him towards the sea will be:
126209. The least reading that can be taken with the help of a leveling staff is:
126210. If A1,A2,A3,A4 and A5 represent the areas of cross sections of an embankment at a distance of D between them,the Prismoidal formula for calculating its volume will be:
126211. The prismoidal correction for a level section with depths of cutting ‘h’ and ‘H’ at a distance of’D’apart with side slopes ‘s’ and will be:
126212. If the area included within 450 m,453 m and 456 m contour lines of a reservoir are respectively 250 sq.m and 750 sq.m,the volume of water(by trapezoidal formula) will be:
126213. A jet of water strikes a flat plate with a velocity of 20 m/s inclined at 300 with the axis of the jet.If the cross-sectional area of the jet is 50 cm2 and density of water is 1000 kg/cu.m,the force exerted by the jet on the plane will be:
126214. For maximum efficiency of the varies,the peripheral speed should be:
126215. A jet propelled boat moves at 20 m/s with water being drawn from inlet openings facing the direction of motion.If the relative velocity of the jet is found to be 30 m/s,its propulsion efficiency will be:
126216. Which of the Five-Year Plans accorded top priority to the development of power in terms of allocation?
126217. A turbine is to operate under a head of 16 m at 128 rpm.If the power generated is 625 kW,the specific speed of the turbine will be:
126218. The impeller of a centrifugal pump has an internal diameter of 400 mm and it runs at 720 rpm.If the constant radial flow through impeller is 51 m/s,the inlet vane angle will be:
126219. The phenomenon of cavitation in centrifugal pumps can be reduced by:
126220. In the case of a centrifugal pump,the kinetic energy per unit weight of water is found to be 8 Nm and the work done per unit weight of water was 24 Nm.So the percentage of work converted into kinetic energy will be:
126221. Cavitation begins to appear in centrifugal pumps when:
126222. The difference between the net inlet head and the head corresponding to the vapour pressure of the liquid in centrifugal pumps is called:
126223. Black cotton soils have:
126224. The term ‘Drift’ in soil formation relates to:
126225. Degree of saturation of soil refers to:
126226. For a soil with specific gravity 6 and dry unit weight of 20 KN/m3(unit weight of water=10 KN/m3)the void ratio will be:
126227. If 60% of a soil sample is finer than 06 mm and 10% of it is finer than 004 mm,its uniformity coefficient will be:
126228. A current meter measure ,the velocity of flow,if it is held:
126229. Selection and design of soil and water conservation measures mainly depend upon:
126230. Ditch cross section is usually:
126231. In air cooled engines fins are the components of:
126232. Infiltration occurs at capacity rate:
126233. When a small irrigation canal has to cross over a median drain we construct:
126234. Drainage coefficient is expressed as depth in--------water drained off from a given area in 24 hrs.
126235. Unit hydrograph method for flood estimation is usually applied to:
126236. Hydraulic structures constructed across a canal are called:
126237. Vegetative water ways are designed to carry the maximum runoff from a storm of---------years recurrence interval.
126238. Specific heat at constant pressure(Cp):
126239. The Shape of the hydrograph of run off is affected by:
126240. Coefficient of permeability indicates canal with which water can flow through a soil mass.The soil type which has least permeability is:
126241. In drop spillway the water flow through a --------and falls over an apron in which energy of water dissipate
126242. The ratio of brake power to indicated power is called:
126243. An aquifer that is confined at the bottom but not at the top is known as:
126244. A lysimeter is used to measure:
126245. Flow in a chute spillway is at:
126246. The volume displaced by one stroke of the piston is known as:
126247. Soil is called saline when the pH value is:
126248. A channel designed by Lacey’s theory has a mean velocity of one meter per seconThe silt factor is unity.The hydraulic mean radius will be:
126249. Soil plant water relations relates to the --------properties of soil,plant that affects the movement,retention and use of water.
126250. For getting maximum power from petrol engine,the air fuel ratio should be about: