Q. 7 A 4.3( 63 Votes )

Give Scientific reasons.

Tungsten metal is used to make a solenoid type coil in an electric bulb.

Answer :

Tungsten is a strong metal with the high melting point of 3380oC. When bulb glows a large amount of heat is produced and the temperature is also very high. So tungsten is used which can resist this huge amount of heat and high temperature.

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