A) To keep the mercury within the range of \[35{}^\circ C\]-\[42{}^\circ C\]
B) To allow the temperature reading to remain unchanged after the use of temperature until a jerk is given.
C) To make the thermometer size smaller.
D) All of the above are correct.
Correct Answer: B
Solution :
To allow the temperature reading to remain unchanged after the use of temperature until a jerk is given.You need to login to perform this action.
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