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Principle of Conservation of Energy

Principle of Conservation of Energy problem 26

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An electric car covers a distance of 100 km on a horizontal road at a steady speed of . If the air resistance force against the car's motion is 600 N,

how much electrical work is done by the car's electric motor?
what is the price of the work if 100 MJ of electrical work costs 1.5 EUR?

material editor: Habeeb Adenle