Question

What is the resistance of 100W, 220V electric bulb?
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Answer 1

Answer:

खोज परिणाम

वेब के चुनिंदा स्निपेट

When V = 110 V, power consumed = V2/R = 1102 /484 = 25 W. Answer. R = 2202/100 Ω = 484 Ω. This is the resistance of the bulb.

Answer 2

Answer:

P = V²/R

Explanation:

100 = 220*220/R

R = 220*220/100

R = 22*22

R = 484ohm

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