why is only tungsten is used in bulbnot other metal ? why???
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1
Answer:
Tungsten is used as the filament in incandescent light bulbs because it has the highest melting point of any metal (greater than 3400 deg. Celsius) and the higher the temperature, the greater the efficiency and whiter the light.
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8
Explanation:
A tungston has a very high melting point and thus it wont burn in a bulb but will not fulfil the purpose of a fuse wire to burn away in case of excess current. SO cant be used.
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