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The top documents tagged [direction of cross]
Torque changing rotational motion § 10.1–10.2. Example Problem 9.98 A 3.0-kg box is attached by a massless cord over a pulley of mass 2 kg and radius
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Warm-up How does an object’s momentum change if it receives a net force perpendicular to its velocity? v F How about its kinetic energy?
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Magnets and the magnetic field Electric currents create magnetic fields
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BoardWork Indicate which pole of the magnet is north and which is south. (The blue lines represent magnetic field lines.)
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Slide 23-39
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