problem14_88

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

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14.88: a) The volume V of the rock is . m 10 57 . 8 ) s m 80 . 9 )( m kg 10 00 . 1 ( N) 0 . 21 ) s m kg)(9.80 00 . 3 (( 3 4 2 3 3 2 water water - × = × - = - = = g T w g B V ρ In the accelerated frames, all of the quantities that depend on g (weights, buoyant forces, gauge pressures and hence tensions) may be replaced by , a g g + = with the positive direction taken upward. Thus, the tension is , ) ( 0 g
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Unformatted text preview: g T g V m B g m T = -= - = where N. . 21 = T N. 4 . 26 N) . 21 ( , s m 50 . 2 for ; b) 9.80 2.50 9.80 2 = = = + = + T a a g g N. 6 . 15 N) . 21 ( , s m 50 . 2 For c) 80 . 9 50 . 2 80 . 9 2 = =-=-T a . and , If d) = = -= T g g a...
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