1.

A well 3 meters in diameter has its normal water level 3 meters below the ground level. By pumping water level in the well is depressed to 10 meters below the ground level. In 4 hours the water rises by 5 meters. Calculate the specific yield of the well.

A. 2.213 m3/hr
B. 5 m3/hr
C. 1.242 m3/hr
D. 3.224 m3/hr
Answer» B. 5 m3/hr


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