Physics, 14.08.2021 18:30 gatorlove00
What is the cost of using electric iron rated 240V,2000W for 10 hours if the electric energy costs three hundred shillings (300/=) per unit (1unit=1kwh)
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Efficiency is the ratio of to for a system a)power in to power in b)power in to power out c) power out to power out d) power out to power in
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By what factor does the drag force on a car increase as it goes from 65 to 110 km/h?
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The diagram shows a boulder rolling down a hill into a valley and then up the opposite hill. at which position does the boulder have the greatest kinetic energy? a b c d
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What is the cost of using electric iron rated 240V,2000W for 10 hours if the electric energy costs t...
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