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Given the position vector of the particle r(t)=(t+1)i+(t^2−1)j+2t k, find the particle's velocity and acceleration vectors at t=1
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Which are true about beta reactions? there will be more than one answer. a. it has no change b. it doesn't change the mass of the number c. it has a mass of 0.0005 atoms d. it causes transmutation.
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Aball is thrown horizontally from a cliff at 8m/s .in what direction is the ball moving 2s later?
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The peak electric field in an intense ir laser beam is about 25,000 v/m. how much energy does this l...
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