ch13-p092 - 1 10 N 6 10 m J b bJ Gm m F r − − × ⋅ ×...

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92. (a) The gravitational force exerted on the baby (denoted with subscript b ) by the obstetrician (denoted with subscript o ) is given by () () ( ) () 11 2 2 8 2 2 6.67 10 N m / kg 70kg 3kg 11 0 N . 1m ob bo bo Gm m F r ×⋅ == = × (b) The maximum (minimum) forces exerted by Jupiter on the baby occur when it is separated from the Earth by the shortest (longest) distance r min ( r max ), respectively. Thus () ( ) () () 11 2 2 27 max 6 2 2 11 min 6.67 10 N m / kg
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Unformatted text preview: 1 10 N. 6 10 m J b bJ Gm m F r − − × ⋅ × = = = × × (c) And we obtain ( )( ) ( ) ( ) 11 2 2 27 min 7 2 2 11 max 6.67 10 N m / kg 2 10 kg 3kg 5 10 N. 9 10 m J b bJ Gm m F r − − × ⋅ × = = = × × (d) No. The gravitational force exerted by Jupiter on the baby is greater than that by the obstetrician by a factor of up to 1 × 10 − 6 N/1 × 10 − 8 N = 100....
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This note was uploaded on 05/17/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.

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