Q: 95 (CDS-I/2003)

Assertion(A): Graphite is used as a lubricant in machine industry.
Reason (R) : Graphite is soft and a good conductor of heat.
question_subject: 
Science
question_year: 
2003
question_exam: 
CDS-I
stats: 
0,760,1968,1168,760,568,232