The metal which is hard and has high melting point and used in filaments of electrical bulbs is
(a) Ni
(b) Fe
(c) Pt
(d) W
Answers
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2
Answer:
D)TUNGSTEN[W]
Explanation:
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tungsten is a metal which is very hard and the height melting point is there. Hence it is used in the filaments of the electrical bulb.
Option d.
Explanation:
- tungsten is one of the metal which has very high melting point. As a result of this when high heat is produced due to the higher resistance of the wire then the filament does not melt.
- As a result of this it is an ideal option for making filament of the electrical bulb. In addition to this it is a poor conductor of electricity.
To know more about tungsten,
which among the copper and tungsten is the better conductor ...
https://brainly.in/question/14709860
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