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Unformatted text preview: b) A L R = , so R L A = , and L = 2 r . Then, = =10 . 4 m) 10 . ( 2 m) 10 7 . 1 ( 2 3 8 R r A A = 2.7 106 m c) THE MAGNETIC FIELD IS INCREASING d) dt dB A dt BA d dt d B = = = ) ( E . Since A = r , this becomes, dt dB r 2 = E . Then, 2 2 m) (0.10 V 020 . = = r dt dB E dt dB = 0.64 T/s 2. Since the two capacitors are in series, the charge on each capacitor is equal to the charge on the equivalent capacitor. The capacitance of the equivalent caacitor is given by, C C C C 2 1 1 ' 1 = + = . Then, 2 ' C C = . Since V q C = ' , V q C = 2 and V q C 2 = . V 100 C 10 . 5 2 5 = C C = 1.0 106 F = 1.0 F...
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This test prep was uploaded on 04/18/2008 for the course PHYS 1200 taught by Professor Stoler during the Spring '06 term at Rensselaer Polytechnic Institute.
 Spring '06
 Stoler
 Physics

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