four bulbs marked 40W,250v are connected in series with 250v battery, the total power consumed is
raveesh255:
please complete the question by giving duration for which bulbs are used
i dont think its given
but the formula for work done is W= VIT here time is needed..thats why i asked for it..
i mean it is not given in the question from the paper i gave
okay...have checked it.?
so can you plz answer
i will try
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