Q. 84.1( 31 Votes )

A river 3 m deep and 40 m wide is flowing at the rate of 2 km per hour. How much water will fall into the sea ina minute?

Answer :

Given,


Depth of river = 3m


Width of river = 40 m


Rate of flow of river = 20km/h


Length of river = distance travelled by water in 1 minute at speed 2km/h


=


So, volume of water =


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