MCQ
Assertion (A): Mercury is solid at room temperature.
Reason (R): It is used in thermometers.
  • A
    Both Assertion (A) and Reason (R) are true, and (R) is the correct explanation of (A).
  • B
    Both Assertion (A) and Reason (R) are true, but (R) is not the correct explanation of (A).
  • C
    (A) is true, but (R) is false.
  • (A) is false, but (R) is true.

Answer

Correct option: D.
(A) is false, but (R) is true.
D

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