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The supply voltage to a room is 120 V. The resistance of the l

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The supply voltage to a room is 120 V. The resistance of the lead wires is 6 $Ω$ A 60 W bulb is already switched on. What is the decrease of voltage across the bulb, when a 240 W heater is switched on in parallel to the bulb?

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The supply voltage to a room is 120 V. The resistance of the lead wires is 6

Ω

A 60 W bulb is already switched on. What is the decrease of voltage across the bulb, when a 240 W heater is switched on in parallel to the bulb?

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Question Text	The supply voltage to a room is 120 V. The resistance of the lead wires is 6 $Ω$ A 60 W bulb is already switched on. What is the decrease of voltage across the bulb, when a 240 W heater is switched on in parallel to the bulb?
Answer Type	Video solution: 1
Upvotes	150