General Knowledge - General Science - Discussion

Discussion Forum : General Science - Elements and Metals (Q.No. 15)
15.
Which of the following is used as a lubricant?
Graphite
Silica
Iron Oxide
Diamond
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
63 comments Page 5 of 7.

Ravi kumar said:   1 decade ago
Can anybody give example where Graphite used as lubricant?

Aditya patel said:   8 years ago
It is also used as a lubricant in nuclear reactors.

Anisha said:   1 decade ago
We can also use the silica gel as lubricant.

Nikita said:   1 decade ago
Do you all know what are covalent bonds ?

Naresh said:   9 years ago
Thank you all for explaining the answer.

Tinni Choudhury said:   1 decade ago
Because graphite has one free electron.

P.HARIHARAN M.A.K said:   1 decade ago
Because no other is used as lubricant.

Sachin mittal said:   1 decade ago
I agree with kalpana and Subrahmanyam

Srnaidu said:   8 years ago
How graphite is used as a lubricant?

Madhur said:   9 years ago
I got it now, Thanks for the help.


Post your comments here:

Your comments will be displayed after verification.