Unformatted text preview: Solutions a.) To find F we can use the following formula: In one of the prelectures (15 or 16)we got the following formula sin vBL but according to our picture L=w vBw R P 2 power use by the resistor power we provide The two powers are equal v F P ext v F R ext 2 R Bw v vR vBw vR F ext 2 2 2 R Bw v F 2...
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 Fall '10
 Selig
 Resistance, Magnetic Field, 3 cm, 5 cm, 3cm, Fext

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