The total energy in megawatt-hr (MWh) used by a town is given by where t 0
Question:
The total energy in megawatt-hr (MWh) used by a town is given by
where t ≥ 0 is measured in hours, with t = 0 corresponding to noon.
a. Find the power, or rate of energy consumption, P(t) = E'(t) in units of megawatts (MW).
b. At what time of day is the rate of energy consumption a maximum? What is the power at that time of day?
c. At what time of day is the rate of energy consumption a minimum? What is the power at that time of day?
d. Sketch a graph of the power function reflecting the times at which energy use is a minimum or maximum.
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a b Because the maximum value of cos is 1 the maximum value of Et ...View the full answer
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Related Book For 
Calculus Early Transcendentals
ISBN: 978-0321947345
2nd edition
Authors: William L. Briggs, Lyle Cochran, Bernard Gillett
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