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| Teaching Since: | Apr 2017 |
| Last Sign in: | 327 Weeks Ago, 4 Days Ago |
| Questions Answered: | 12843 |
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MBA, Ph.D in Management
Harvard university
Feb-1997 - Aug-2003
Professor
Strayer University
Jan-2007 - Present
Neon signs require about 12,000 volts to operate. If the circuit uses a 120 volt power source, what should the ratio of primary to secondary turns on the transformer be (Np/Ns)? (show work for credit)
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The index of refraction for crown glass, common in eyeglasses, is 1.52. The index of refraction of a particular plastic lens is 1.76. Light bends more in the...(show how you arrived at your answer) a.crown glass b.plastic lens c.same speed in each d. need more information
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