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University Physics with Modern Physics with Mastering Physics (11th Edition)

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12.40: At the equator, the gravitational field and the radial acceleration are parallel, and taking the magnitude of the weight as given in Eq. (12.30) gives . rad 0 ma mg w - = The difference between the measured weight and the force of gravitational attraction is
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Unformatted text preview: the term . rad ma The mass m is found by solving the first relation for . , rad a g m m-= ϖ Then, ( 29 . 1 rad rad rad rad-=-= a g w a g a w ma Using either 2 s m 80 . 9 = g or calculating g from Eq. (12.4) gives N. 40 . 2 rad = ma...
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