The cross section of a drain is a rectangle 30 cm wide. If water 3.5 cm deep flows through the drain at a rate of 22 cm/s, how many litres of water would flow through in one minute
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Answered by
4
Answer:
The volume held in 1 cm length = 30*3.5*1=105cm³
The volume held in 22 cms= 102*22=2310cm³
1 sec flow is 2310cm³
60 seconds the flow will be 2310*60= 138600 cm³
1 cm³= 0.001L
138600cm³= 138.6L
Answered by
1
Answer:
volume of rectangular cuboid is lbh
=22*60*30*3.5
=132*30*35
=4620*30
=138600cm3
138.6 l
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