The water level in an open well was depressed by pumping 2.5 m and recuperated 2.87 m in 3 hours and 50 minutes. The yield of the well per minute is (A) 0.0033 (B) 0.0044 (C) 0.0055 (D) 0.0066

The water level in an open well was depressed by pumping 2.5 m and recuperated 2.87 m in 3 

hours and 50 minutes. The yield of the well per minute is 

(A) 0.0033 

(B) 0.0044 

(C) 0.0055 

(D) 0.0066 

by

1 Answer

Answer :

(C) 0.0055 

by

Related questions

A well penetrates to 30 m below the static water table. After 24 hours of pumping at 31.40 litres/minute, the water level in a test well at a distance of 80 m is lowered by 0.5 m and in a well 20 m away water is lowered by 1.0 m. The transmissibility of the aquifer, is (A) 1.185 m2 /minute(B) 1.285 m2/minute (C) 1.385 m2/minute (D) 1.485 m2/minute

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Ravi walks to and fro to a Gym. He spends 30 minutes in gym. If he walks at speed of 20 km an hour, he returns to home at 8.00 a.m. If he walks at 30 km an hour, he returns to home at 7.30 a.m. How fast must he walk in order to return at 7.15 hours? a) 40 km/hr b) 30 km/hr c) 60 km/hr d) 50 km/hr

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