Physics · Electric Current and Circuits
In an electrical circuit, five identical bulbs are connected in parallel to each other to a battery of 20 V (negligible internal resistance). When all the five bulbs glow, a total current of 5 A is recorded. The total power dissipated in the circuit and the resistance of each bulb are __________ and ________ respectively.
- 1100 W, 20 Ω✓
- 246.25 W, 1.85 Ω
- 338.75 W, 1.55 Ω
- 456.25 W, 2.25 Ω
Correct answer
100 W, 20 Ω
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