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a car of 1200 kg travels east (call it +x) at 24 m/s while a truck of 2200kg travels north (call it +y) at 19 m/s . they collide and stick together.
A. What is the momentum in the sysem?
B. What is final velocity after the collision?
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An electron enters a region of space containing a uniform 0.0000179-T magnetic field. Its speed is 151 m/s, Find the radius r of the electron\'s path
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