The radius of influence is (A) Radius of the main well (B) Distance from the wall of main well to the point of zero draw down (C) Distance from the centre of main well to the point of zero draw down (D) None of these

The radius of influence is
(A) Radius of the main well
(B) Distance from the wall of main well to the point of zero draw down
(C) Distance from the centre of main well to the point of zero draw down
(D) None of these
by

1 Answer

Answer :

Answer: Option C
by

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Description : A well is sunk in an unconfined aquifer having a saturated depth of 100 m. Assuming the equilibrium flow conditions and a homogeneous aquifer and radius of influence to be same, the ratio of discharges at 20 m and 40 m draw downs, is (A) 2/3 (B) 5/4 (C) 4/5 (D) 8/7

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A chord of a circle of radius 7.5 cm with centre 0 is of length 9 cm. Find its distance from the centre. -Maths 9th

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