A river 10 meters deep and 100 meters wide is flowing atbthe rate of 4.5 km per hour.Find how many cubic metres of water runs into the sea per second.
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Soln:-
1hr -4.5km
1min=4.5/60 km
1s=4.5×1000/3600 m
=45/36 m
l=45/36 m
h=10 m
b=100m
V=lbh
=45/36×10×100 m^3
=1250 m^3
Therefore 1250 m^3 of water runs into the sea /second
1hr -4.5km
1min=4.5/60 km
1s=4.5×1000/3600 m
=45/36 m
l=45/36 m
h=10 m
b=100m
V=lbh
=45/36×10×100 m^3
=1250 m^3
Therefore 1250 m^3 of water runs into the sea /second
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