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In a Filament Type Light Bulb, Most of the Electric Power Consumed Appears As: (A) 500°C (B) 1500°C (C) 2500°C (D) 4500°C - Science

Which of the following is the most likely temperature of the filament of an electric light bulb when it is working on the normal 220 V supply line?

(a) 500°C
(b) 1500°C
(c) 2500°C
(d) 4500°C

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Solution

(c) 2500°C

It is the temperature of an electric bulb filament when it glows.

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APPEARS IN

Lakhmir Singh Class 10 Physics (Science)
Chapter 1 Electricity
Q 29
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