A well of diameter 14 m is dug 15 m deep the cartes out of it has been spead evenly
all around it in the shape of a circular ning of wom 7 m to form an enhankman Find the
height of the embankment,
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Answer:
Vot of mud=πr 2h=22x7^2 x 15/7
= 2310m3
. embankment (Cir.ring) Vol
πh (R+r) (R-r), R = 14,r=7
22/7h (14+7) (14-7)=2310
22/7xhx21x7=2310
h = 2310x7/22x2lx7=5
height of embankment=5m
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