Cavitation is caused by _____________________?
Cavitation is caused by _____________________?
A. High velocity
B. Low discharge
C. Low pressure
D. High pressure
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A mine or tunnel for collecting seepage water in rock or dam is called ____________________?
A mine or tunnel for collecting seepage water in rock or dam is called ____________________?A. Water tunnel
B. Seepage gallery
C. Seepage tunnel
D. Seepage DrainThe amount of moisture content present in the air, when it is expressed as weight per unit volume is called ________________?
The amount of moisture content present in the air, when it is expressed as weight per unit volume is called ________________?A. Humidity
B. Absolute Humidity
C. relative humidity
D. All are correctAn impermeable Formation which neither contains water nor transmits water may be called_____________________?
An impermeable Formation which neither contains water nor transmits water may be called_____________________?A. Aquifuge
B. Aquifer
C. Aquiclude
D. Confined-aquiferThe water particles held in soil pores of root zone by _____________ against gravity and is known as capillary water?
The water particles held in soil pores of root zone by _____________ against gravity and is known as capillary water?A. Cohesive force
B. Capillary force
C. Tension force
D. Gravity forceThe specific weight of water at normal pressure of 760 mm, 4ºC temperature and at mean sea level is ______________________?
The specific weight of water at normal pressure of 760 mm, 4ºC temperature and at mean sea level is ______________________?A. 960kg/m3
B. 1000ka/m3
C. 1100kg/m3
D. 1020kg/m3The discharge over a rectangular notch is determined by _____________________?
The discharge over a rectangular notch is determined by _____________________?A. 2/3 cd. b (2 gh) 1/2
B. 2/3 cd. B (2g) 1/2 H
C. 2/3 cd. B (2g) 1/2 H3/2
D. 2/3 cd. b (2g) 1/2 H 5/2