Answer / thanigai1984

MR prakash....

in constant temp only resistance is constant

and voltage and current and power factor are constant means
on that time only power is constant... try to give brief
answer

Answer / sonu pal

ratio of v & i is constant according to v=ir anp p=vi. it
is concept of both formula.

Answer / k.prakashchandra

There is nothing funny.Both are correct.In the ohm's law R
is constant.In the other p and cos @ are constant.

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