Q twelve,thirteen
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what is a thirteen letter compound made from oil?
Twelve seconds after starting from rest, an object falling freely will have a speed of____?
Twelve identical point charges q are equally spaced around thecircumference of a circle of radius R. The circle is centered atthe origin. One of the twelve charges, which happens to be on thepositive x axis, is now moved to the center of the circle.Find the magnitude of the net electric force exerted on thischarge.Express your answer in terms of some or all of the variables q, R,and appropriate constants.