Physics, 01.11.2020 17:40 jasminetaylor4587
An electric drill transfers 200 J of energy into a useful kinetic energy store. It also transfers 44 J of energy by sound and 48 J of energy by heat. What is the efficiency of this drill? Round your answer to the nearest whole number
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Both speed and velocity measure how fast something is moving. however, since speed is not a it does not require a(n question 6 options: a) quantity , unit b) magnitude, unit c) scalar, direction d) vector, direction
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An electric drill transfers 200 J of energy into a useful kinetic energy store. It also transfers 44...
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