16_Physics ProblemsTechnical Physics

16_Physics ProblemsTechnical Physics - 16 Physics and...

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16 Physics and Measurement P1.60 α (deg) (rad) tan af sin difference 15.0 0.262 0.268 0.259 3.47% 20.0 0.349 0.364 0.342 6.43% 25.0 0.436 0.466 0.423 10.2% 24.0 0.419 0.445 0.407 9.34% 24.4 0.426 0.454 0.413 9.81% 24.5 0.428 0.456 0.415 9.87% 24.6 0.429 0.458 0.416 9.98% 24.6° 24.7 0.431 0.460 0.418 10.1% P1.61 21 5 0 239 550 341 π r r h r h = = = . m . m tan 55.0 m (.) m a f tan . 55 ° h r FIG. P1.61 * P1.62 Let d represent the diameter of the coin and h its thickness. The mass of the gold is mVA t d dh t == = + F H G I K J ρρ ρ 2 4 2 where t is the thickness of the plating. m =+ L N M M O Q P P × = = = 19 3 2 241 4 2 41 0 178 0 18 10
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This note was uploaded on 12/14/2011 for the course PHY 203 taught by Professor Staff during the Fall '11 term at Indiana State University .

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