if the current passing through a ball is 0.15 a and the power of the bulb is 30 w and the voltage applied across the bulb
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Assuming you need to find voltage.
We know P= V* I
V= voltage, P= Power, I= current.
V= P/ I = 30/0.15= 60 Volt. (Answer)
goldi34:
it is not correct
then i guess your question isn't complete
how will we know what's the complete question right?
completed
this is form book
ok.. then I'm sorry .. You can report my answer it'll get deleted
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