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Sam Abhinav Kullu

· started a discussion

· 1 Months ago

More Explanation in these types of questions. (Question: 227303.0 )

I think it would be better if the solution for these types of question can also tell about the origin of the word so that we just dont mug up the answer but learn why it is called as that.

Question:
The study of friction and lubricant is called –
Options:
A) Cryogenics 
B) Selenology
C) Horology 
D) Tribology
Solution:
Ans:(d) Tribology is the study of science and engineering of interacting surfaces in relative motion. It includes the study and application of the principles of friction, lubrication and wear. Tribology is a branch of mechanical engineering and materials science.

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