The intensity of rain fall and the time interval of a typical storm are Time interval (minutes)Intensity of rainfall (mm/minute)0-100.710-201.120-302.230-401.540-501.250-601.360-700.970-800.4The maximum intensity of rainfall for 20 minutes duration of the storm is

The intensity of rain fall and the time interval of a typical storm ar

1.	The intensity of rain fall and the time interval of a typical storm are Time interval (minutes)Intensity of rainfall (mm/minute)0-100.710-201.120-302.230-401.540-501.250-601.360-700.970-800.4The maximum intensity of rainfall for 20 minutes duration of the storm is
A.	1.5 mm/minute
B.	1.85 mm/minute
C.	2.2 mm/minute
D.	3.7 mm/minute
Answer» C. 2.2 mm/minute

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The parameters in Horton s infiltration equation [f(t) = fc + (fo fc)e kt] are given as, fo = 7.62 cm/ hour, fc = 1.34 cm/ hour and k = 4.182/hour. For assumed continuous ponding the cumulative infiltration at the end of 2 hours is
The intensity of rain fall and the time interval of a typical storm are Time interval (minutes)Intensity of rainfall (mm/minute)0-100.710-201.120-302.230-401.540-501.250-601.360-700.970-800.4The maximum intensity of rainfall for 20 minutes duration of the storm is
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The correct match of Group I with Group II is Group IGroup IIP. Evapotranspiration1. Penman methodQ. Infiltration2. Synder s methodR. Synthetic Unit3. Muskingum method HydrographS. Channel Routing4. Horton s method
The Muskingum model of routing a flood through a stream reach is expressed as O2 = K0I2 + K1I1 + K2O1, where K0, K1 and K2 are the routing coefficients for the concerned reach, I1 and I2 are the inflows to the reach, and O1 and O2 are the outflows from the reach corresponding to time steps 1 and 2 respectively. The sum of K0, K1 and K2 of the model is
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The vertical hydraulic conductivity of the top soil at certain is 0.2 cm/h. A storm of intensity 0.5 cm/ hr occurs over the soil for an indefinite period. Assuming the surface drainage to be adequate, the infiltration rate after the storm has lasted for a very long time, shall be
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The intensity of rain fall and the time interval of a typical storm are Time interval (minutes)Intensity of rainfall (mm/minute)0-100.710-201.120-302.230-401.540-501.250-601.360-700.970-800.4The maximum intensity of rainfall for 20 minutes duration of the storm is

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