1. Why only tungsten is used as filament in incandescent light bulbs?explain.
  2. What is Tellurium Breath?
  3. What is chemical reaction and physical reaction?
  4. What is definite proportion by weight?
  5. What is relative mass?

Asked by chauhanayush706 | 7th Apr, 2017, 08:42: PM

Expert Answer:

Dear chauhanayush706@gmail.in

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Answer to your first question is stated below:
 

Tungsten has a very high melting point and high resistivity and does not burn easily at high temperatures.



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Topperlearning Team.

Answered by Vaibhav Chavan | 8th Apr, 2017, 11:57: AM

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