A well 14m inside diameter is dug 15m deep. earth taken outbis spread all around To width of 7m to form an embankment. find the height of the embankment
Answers
Answered by
2
Vol of earth taken out= πr²h = (22/7)*7*7*15= 2310 m³
Area of the embankment = π*(R²-r²)
Width of embankment= 7 m. So R= 7+7= 14 m
Area= (22/7)*(14²-7²)= 462 m²
Therefore, height of embankment= 2310 m³/462 m² = 5m
Hope This helps :)
Area of the embankment = π*(R²-r²)
Width of embankment= 7 m. So R= 7+7= 14 m
Area= (22/7)*(14²-7²)= 462 m²
Therefore, height of embankment= 2310 m³/462 m² = 5m
Hope This helps :)
Similar questions