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Awave travels at a speed of 5.2 m/s. if the distance between crests is 0.40 m, what is the frequency of the wave? use f=v/wavelength a. 13 hz b. 2.1 hz c. 0.077 hz d. 5.6 hz
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Physics, 22.06.2019 22:40
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Physics, 23.06.2019 01:30
Match each type of lever with the correct diagram. 1. first-class 2. third-class 3. second-class
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A toy rocket expels gas at the rate of 3kg/s. What is the initial force exerted on the rocket if it...
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