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posted by  EEEWEEEZEEEE!!! on 1/25/2009 10:52:20 PM  |  status: Live  |  Earned Karma: 25

Help!

Course Textbook Chapter Problem Needs by
General Physics College Physics (8th) by Serway, Faughn, Vuille 16 N/A N/A
Question Details:
Another one not working out, please help
If 2.40 J are to be stored in a 7.0-µF capacitor, what voltage must be applied to it?
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Oracle
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posted by PhysicsPhanatic on 1/25/2009 10:59:08 PM  |  status: Live
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Response Details:
E = (1/2)CV2
2E = CV2
V2 = 2E/C
V = √2E/C
    = √2(2.40)/7.0 x 10-6
    = 828.08 V
swb07c
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