Question

Graphite is used as adry lubricant in machines at high tempreture give reasons

Answer 1

HERE IS YOUR ANSWER DEAR....

In between two layers of graphite weak Van der Waals force exist so they can slide easily, graphite exists in solid state having high melting point so it is used as used as lubricant in temperature machinery.

HOPE THIS WILL HELP U..... ^.....^

PLZ MARK ME AS. BR@INLIE$T...