Three light bulbs of 40 W, 60 W and 100 W are connected in series with 220 V source. Which one of the bulbs will glow brightest
Added by Ashu G.
Step 1
Step 1: Calculate the resistance of each bulb using the formula R = V^2 / P, where V is the voltage (220V) and P is the power of the bulb. Show more…
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