Forces in Two Dimensions(2) |
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作者姓名: | 文英 |
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摘 要: | Section 3 .OneDimensionalForcesintoTwoYoucanalsobreakdownforces .Forexample ,TompushedaboxtotheeastandJerrypushedittothenorth .Ifthenetforceis 10 0Ntonortheastby 45degree ,theforceappliedbyTomwouldbeFTom=cos 45°× 10 0N =70 .7NandtheforcebyJerryisFJerry=sin 45°× 10 0 =70 .7N .S…
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