A 100 watt,110 volt and a 50 watt,110 volt lamps are connected in series across 220 volt…
Physics · JEE Main · NTA Exams — Current Electricity
A 100 watt,110 volt and a 50 watt,110 volt lamps are connected in series across 220 volt d.c. source. If the resistances of two lamps are assumed to remain constant, the voltage across 100 watt lamps is
- 100 volt
- 143.3 volt
- 73.3 volt
- 200 volt
Answer
(C) 73.3 volt
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