Asked by poojathally | 4th Jan, 2010, 10:13: PM
we do not apply the two formulas simultaneously ...when current is constant we apply p=i^2r ..hence directly proportional..and when potential constant..we apply p=v^2/r..giving inverse relation with r.
Hope this helps.
Answered by | 5th Jan, 2010, 11:06: AM
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