Physics, 15.12.2021 22:40 irlrisottonero
Hel
A 0.2 kg red ball is thrown horizontally at a speed of 4 m/s from a height of 3 m. A 0.4 kg green ball is thrown horizontally from the same height at a speed of 8 m/s. Compared to the time it takes the red ball
to reach the ground, the time it takes the green ball to reach the ground is
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To create electromagnetic induction, which of the following has to move? a. a wire b. a magnet c. a transformer d. either a or b
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Amoving electron has kinetic energy k1. after a net amount of work w has been done on it, the electron is moving one-quarter as fast in the opposite direction. (a) find w in terms of k1. (b) does your answer depend on the final direction of the electron's motion?
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If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a.true or b.false
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Which of the following is a direct benefit of the use of assembly lines in production a. laws against theft fraud and coercion are needed to protect free choice. b. the government needs to plan efficient outcomes. c. competition among producers by itself cannot ensure a wide range of consumer choices. d. works pressure the government to guarantee minimum wages
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Hel
A 0.2 kg red ball is thrown horizontally at a speed of 4 m/s from a height of 3 m. A 0.4 kg gr...
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