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ntThree identical bulbs each of 100W are connected in series to a 220 V power source . Now two bulbs are replaced by 60 W bulbs , how will the brightness of remaining 100W bulb change?n |
| Answer» ntThree identical bulbs each of 100W are connected in series to a 220 V power source . Now two bulbs are replaced by 60 W bulbs , how will the brightness of remaining 100W bulb change?n | |