three bulbs of 60 watt ,40 watt and 100 watt are daily used lighted for 8 hrs calculate the electrical energy consumed in 30 days
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Three bulbs of 60w,40w and 100w. Therefore total power=40+60+100=200w. It consume 8hours per day. Therefore total energy per day=200×8=1600w.For 30days =1600w×30=48000w=48kw
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