📊 Physics
Q. A medical use thermometer has a kink in its hair tube?
  • (A) To increase the spread of mercury
  • (B) So that the temperature of the mercury does not come down in the thermometer as soon as it comes out of the mouth.
  • (C) To reduce the use of mercury to make it clearly visible
  • (D) To make it clearly viewable
✅ Correct Answer: (B) So that the temperature of the mercury does not come down in the thermometer as soon as it comes out of the mouth.

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