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 m<sup>3</sup>/hr
B. 5 m<sup>3</sup>/hr
C. 1.242 m<sup>3</sup>/hr
D. 3.224 m<sup>3</sup>/hr
Answer» B. 5 m<sup>3</sup>/hr


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