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A rocket is projected upward from the earth's surface (r = RE) with an initial speed v0 that carries it to a distance r = 1.2 RE from the center of the earth. What is the launch speed v0? Assume that air friction can be ignored.
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Question: Suppose the emf generated by a coil rotating in a magnetic field is zero at t=0, and increases to its first peak at t0=0.11ms. A) What is the angular velocity of the coil in rad/s? B) At what time (relative to ...
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