physics practice solving?

Faye

New member
This question considers power usage in Canada.
a) Estimate Canada’s total annual electrical energy consumption in kW hours and in joules
b) What fraction of your answer in a) can be supplied by Niagara Falls?
c) Estimate the total solar energy power falling on Canada?
d) What area would Canada need to cover with solar panels in order to generate all of its
electricity? Assume a 10% conversion of sunlight into electricity.
 
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