Physics, 25.01.2021 16:50 irelandcrawford5469
15. A travelling wave is described by the equation y(x, t)= 0.003 cos (20 x + 200t) where y and x are measured in meters and t in seconds. What is the period of this wave?
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An object is moving east, and it’s velocity changes from 65m/s to 25m/s in 10 seconds. which describes the acceleration?
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From 0 to 5 seconds john pushed a box 5 meters. from 5 to 10 seconds, paul pushed the same box another 5 meters. who did more work? a. john b. paul c. john and paul did the same amount of work.
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When you jump from an elevated position you usually bend your knees upon reaching the ground. by doing this, you make the time of the impact about 10 times as great as for a stiff-legged landing. in this way the average force your body experiences is a) less than 1/10 as great. b) more than 1/10 as great. c) about 1/10 as great.d) about 10 times as great.
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15. A travelling wave is described by the equation y(x, t)= 0.003 cos (20 x + 200t) where y and x ar...
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