# Gravity Niagara falls this time

The turbine pits at the Niagara falls are 50 m deep. The average horse power developed is 5000, the efficiency being 85%.

How much water passes the through the turbines per minute?

DETAILS AND ASSUMPTIONS:

• $$1 h.p. = 746 Watts$$

• Take $$g = 10 m/s^2$$

• Provide the answer in Kilograms.

• Please round off your answer to the thousands place.

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