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How much power did worker a generate

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Reference no: EM132713032

a) Calculate the angular velocity of a 27.0 cm radius car tire when the car travels at 12 m/s.

b) A 40-Watt light bulb operates for 2 hours. Assuming no energy losses due to heat how much light energy did the light bulb put out during this time?

c) Worker A lifts a 10kg box up a distance of 2m in 1.5 seconds. How much power did Worker A generate?

Reference no: EM132713032

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