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The allotrope of carbon which is used as lubricant is - 

Option: 1

Graphite 


Option: 2

Diamond 


Option: 3

Fullerene 


Option: 4

Coal 


Answers (1)

best_answer

As we have learnt,

Graphite is used as lubricant for machines running at high temprature 

Therefore, option (1) is correct.

Posted by

Pankaj Sanodiya

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