Physics, asked by jaigosain2005, 8 months ago

two bulb one rated 60w at 220v and other 100w at 220v are connected in parallel to electric mains supply. what current is drawn from the line if the supply voltage is 220v

Answers

Answered by ERB

0

Answer:

0.7273 Amp

Explanation:

R1=220²/60=806.67

R2=220²/100=484

R1 || R2 =(806.67⁻¹ + 484⁻¹)⁻¹ = 302.5

Current = 220/302.5 = 0.7273

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