- #1
physics(L)10
- 101
- 0
Homework Statement
Estimate E generated by water falling over Niagara falls in 5 day.
Height = 150m
Water flow =104m3/sec
t=5x24x60x60=4320000sec
Homework Equations
P=W/t
mgh=mv2/2
The Attempt at a Solution
Work=mgh=m(9.8)(150)
Time=432000seconds
P=m(1470)/4320000
I just don't know how to convert 104m3/sec into a mass