A. 70 cm
B. 80 cm
C. 90 cm
D. 100 cm
Correct Answer: 90 cm ✔
Last Updated: March 29, 2019
Related MCQs
- hail is precipitation in the form of balls or lumps of ice of size greater than __________ formed by alternate freezing & melting?
- An instrument used for measuring pressure head, generally made up of a small pipe tapped into the side of conduit is called __________?
- The precipitation that occurs because of frontal disturbances during the movement of barometric low pressure is called __________?
- The forces coming over the gravity dam is mainly resisted by __________?
- The last length of the river before it falls into the sea is known as __________?
- The velocity in a large canal or channel measured at a depth of __________ gives the mean velocity using the current meter?
- Cavitation is caused by __________?
- A fluid is a substance that __________?
- The formula used to calculate maximum flood discharge for a hilly () is__________?
- A dam which is prevented from overturning by the action of lateral or vertical up thrust of water by its weight is called __________?
- The height from the top of the embankment to the normal water level in canal .Dam – Reservoir etc, which allows for small waves to splash without over flow is called__________?
- The minimum moisture content at which a water drop if placed on a smooth surface of soil will not be absorbed immediately by the soil is called __________?
- The contour of equal water heads and pressure in the soil mass beneath retaining structure are called__________?
- The law that states that the discharge of sub-soil water is directly proportional to the loss of head and the area of soil sample and inversely proportional to to the length of soil sample __________?
- Cultivation made on small plane steps because of more steepness of the area is called __________?
- A line shown on a contour map, set out on ground between certain constant points of slope is called__________?
- An engineer who is approached by a client for the purpose of design of hydraulic structures like dam. Barrage or Regulator is called __________?
- Sediment particles smaller than 0.002 mm which do not settle in water are called__________?
- Sliding failure occurs in a solid gravity dam when__________?
- The delta the total water requirement of crop from the time of sowing to harvesting the delta of sugarcane is __________?
- The delta the total depth of water consumed by a crop from 1st watering when matures, the delta for rice is__________?
- Rabi crops pertains to __________?
- Development of__________in river is due to meandering ?
- Weep holes are provided in canal lining to __________?
- The season that starts from 1st October and ends on 31st March, runs for 182 days is called __________?
- The ideal crop for wastewater or sewage irrigation is __________?
- When the reservoir is full, the maximum compressive force in a gravity dam is produced __________?
- The process of consolidation of stabilized earth work in canal or river embankments. In this process the soil is deposited in layers of specified thickness and at a particular moisture content is called __________?
- A watershed canal __________?
- Out/ of a well water is more than canal water because__________?
- Which of the following is a cash crop __________?
- Art of making saline un-cultivable lands capable of re-cultivation is called.__________?
- Art of growing crops, management of live stocks, husbandry and farming is called__________?
- if the depth of water in an open channel is greater than the critical depth, the flow is called__________?
- in most economical Trapezoidal section, half of the Top width is equal to __________?
- A channel is said lo be of most economical cross section, for a given cross-sectional area and bed slope when it __________?
- The total energy line lies over the hydraulic gradient line by an amount equal to__________?
- The discharge over a rectangular notch is determined by __________?
- For a perfect incompressible liquid flowing in a continuous stream, the total energy of a particle remain the same, while the liquid particle move from one point to another this statement is called __________?
- Flow in which each liquid particle has a definite path is called __________?
- A flow in which velocity of water particles is same at all sections is called __________?
- Piezometer tube is open to both ends mostly used to measure __________?
- The falling drop of rainwater become spherical due to __________?
- The weight per unit of liquid at standard Temperature and pressure is called__________?
- The ratio of specific weight of any liquid to the specific weight of water is called as __________?
- That part of the flow in a stream comes from sub-soil or valley, may be beneath the top surface of channel bed is called__________?
- The fixing of points in such away or the ground to have a correct lines for setting a canal or water course is called __________?
- In study of a granular material sliding on plane ground, the angle between the perpendicular and the surface in static condition is called __________?
- The piezometric level of water in the well at zero discharges is called__________?
- Volume of water that unit volume of aquifer will give up by gravity pull is called __________?
- An aquifer in which water contained under high pressure as the’ aquifer is sand witched between two impervious layer is called__________?