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If a roadway is banked at the proper angle, a car can round the corner without any assistance from friction. What is the appropriate banking angle if the speed is 20.5 m/s in a turn with a radius of 85.0 m?
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Question: Point charges q1 = +2.00 (mu)C and q2 = -2.00 (mu)C are placed at adjacent corners of a square for which the length of each side is 1.00 cm. Point a is at the center of the square, and point b is at the empty c ...
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John is traveling north at 20 meters/second and his friend Betty is traveling south at 20 meters/second. If north is the positive direction, what are John and Betty's speeds?
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