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ISBN-10: 0801872626

ISBN-13: 9780801872624

ISBN-10: 0801872634

ISBN-13: 9780801872631

Physicists use "back-of-the-envelope" estimates to ascertain even if an ideacould potentially be correct. in lots of circumstances, the approximate answer is all that's wanted. Thiscompilation of one hundred and one examples of back-of-the-envelope calculations celebrates a quantitativeapproach to fixing physics difficulties. Drawing on a life of physics learn and approximately threedecades because the editor of The Physics Teacher, Clifford Swartz offers simple,approximate options to physics difficulties that span a extensive variety of issues. What notice do youget if you blow around the best of a Coke bottle? might you drop some pounds on a nutrition of ice cubes?How can a fakir lie on a mattress of nails with no getting harm? Does draining water within the northernhemisphere rather swirl in a unique path than its counterpart lower than the equator?

In each one case, just a couple of strains of mathematics and some ordinary constants remedy an issue to withina few percentage. masking such matters as astronomy, magnetism, optics, sound, warmth, mechanics,waves, and electrical energy, the e-book offers a wealthy resource of fabric for academics and anyoneinterested within the physics of daily life.

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