Question

how does a clinical thermometer works ? ​

Answer 1

Answer:

A thermometer works on the principle that solids and liquids expand on heating. As the temperature rises, mercury expands causing it to move upwards and depict the temperature. As the temperature of the bulb rises, the liquid expands up the tube through the constriction.

Answer 2

$\huge {\mathfrak {\blue{Answer : }}}$

A clinical thermometer consists of a long, narrow, uniform glass tube. It has a bulb at one end. This bulb contains mercury. Outside the bulb, a small shining thread, rotate the thermometer.