MCQOPTIONS
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MCQOPTIONS
| 1. |
Assertion (A)Graphite is slippery and used as a lubricant.Reason (R)Graphite has free electrons. |
| A. | if both A and R are true and R is the correct explanation of A |
| B. | if both A and R are true and R is not the correct explanation of A |
| C. | if A is true but R is false |
| D. | if A is true but R is true |
| Answer» C. if A is true but R is false | |