A unit hydro graph has one unit of

Related MCQs

• For a catchment area of 120 km2, the equilibrium discharge in m3/hour of an S-curve obtained by the summation of 6 hour unit hydro graph is
• Instantaneous unit hydrograph is a hydrograph of i) unit duration ii) unit rainfall excess iii) infinitely small duration iv) infinitely small rainfall excess The correct answer is
• A graph showing variations of discharge with time, at a particular point of a stream is known as
• The best unit duration of storm for a unit hydrograph is
• A hydrograph representing one cm of run off from a rainfall of some unit duration and specific area distribution is known as
• Assertion A : To estimate the rainfall over a catchment, the number of raingauges required per unit area is large for hilly areas. Reason R : Rainfall gradient is steep. Select your correct answer according to the coding system given below :
• Unit of runoff in M.K.S. system is
• The unit hydrograph due to a storm may be obtained by dividing the ordinates of the direct runoff hydrograph by
• The unit hydrograph of a specified duration can be used to evaluate the hydrograph of storms of
• S-hydrograph is used to obtain unit hydrograph of