

MCQOPTIONS
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1. |
Assertion (A)Alcohol rather than mercury is used in a thermometer to measure a temperature of - 60 C. Reason (R)Alcohol has a lower freezing point than mercury. |
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» B. if both A and R are true and R is not the correct explanation of A | |