water flows through a 7cm diameter pipe at the rate of 4metres/second,
1. how many cm3 of water flows through the pipe in one second
2. express the flow of water as a rate in liters/minutes
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1. radius of the pipe, r = d/2= 3.5 cm = 0.035 m
speed of water = 4 m/s.
height of the pipe=speed*time
=4*1=4
volume of water that flows from the pipe in 1 sec = πr^2h =3.14*(0.035^2)*4=0.015386m^3=15386cm^3
2. we know 1 litre=1000 cm^3.
so in lit/min, 15386 cm^3 =(15386*60)/1000=
923.16 lit/min
speed of water = 4 m/s.
height of the pipe=speed*time
=4*1=4
volume of water that flows from the pipe in 1 sec = πr^2h =3.14*(0.035^2)*4=0.015386m^3=15386cm^3
2. we know 1 litre=1000 cm^3.
so in lit/min, 15386 cm^3 =(15386*60)/1000=
923.16 lit/min
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