In the clinical thermometer, the function of the kink is ...
In the clinical thermometer, the function of the kink is to i. Prevent the back flow of mercury after use. ii. Ensure the back flow of mercury after use. iii. Maintain the thermometric property of mercury. iv. Allow the temperature attained to be read.
i only
i and ii only
i and iv only
iii and iv only
Correct answer is C
No explanation has been provided for this answer.
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