Q. 223.8( 11 Votes )

A well with 14 m diameter is dug 8 m deep. The earth taken out of it has been evenly spread all around it to a width of 21 m to form an embankment. Find the height of the embankment.

Answer :

Given,


Diameter of well = 14 m


Radius of well =


depth of well = 8 m


so,


Amount of earth dug out from well =


This earth is spread out on width of 21 m.


= Area ×h = 1232


=


=


=


Height of embankment = 53.3 cm


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