A power station burns 80 kilograms of coal per second. Each kg of coal contains 25 million joules of energy. What is the total power of this power station in watts?

1 Answer
Gió
Jun 7, 2015

Supposing total conversion of energy you have that in 1 second the station burns 80 kg of coal corresponding to:
#80×25*10^6=2*10^9 J# of energy per second
or #2*10^9# Watts or #2# Gigawatts of power.

(Remember that power=energy/time or Joules/seconds)

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