Physics, 22.02.2021 22:50, aliciabenitez
Which of the following devices produces an AC current?
O A battery
A generator
O Both a battery and a generator.
O None of the above - both a battery and generator produce DC current.
Answers: 1
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What is the most useful equation for electric power?
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Atennis player used a tennis racket to hit a tennis ball with a mass of 0.25 kg with a force of 5.25 newtons. how does the force the tennis racket exerted on the tennis ball compare with the force the tennis ball exerted on the tennis racket? a. the force of the tennis racket on the tennis ball is equal in magnitude and opposite in direction to the force the tennis ball exerted on the tennis racket. b. the force of the tennis racket on the tennis ball is equal in magnitude and in the same direction as the force the tennis ball exerted on the tennis racket. c. the force of the tennis racket on the tennis ball is less in magnitude and in the same direction as the force the tennis ball exerted on the tennis racket. d. the force of the tennis racket on the tennis ball is greater in magnitude and opposite in direction as the force the tennis ball exerted on the tennis racket.
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Emergent properties of living systems are defined as properties that .
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Which of the following devices produces an AC current?
O A battery
A generator
O Both a...
A generator
O Both a...
Mathematics, 19.07.2019 22:50