the electrical power p drawn from a generator by a light bulb of resistance R is...

M

mohjd s

New member
...P=v^2/R where v is the line..? voltage. the resistance of bulb B is 42% greater than the resistance of bulb A . what is the ratio Pb/Pa of the power drawn by bulb B to the power drawn by bulb A if the line voltage are the same
 
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