Question

name the principle used in constructing a Liquid Thermometer​

Answer 1

➡The device which is used to measure temperature of a body is called Thermometer.

➡The red coloured liquid used in the normal thermometer are $\color{red}{MERCURY}$

➡The principle used in constructing a Liquid thermometer is$\color{red}{THERMAL}$ $\color{red}{EXPANSION}$

➡ When the temperature of body increases the mercury expands & When temperature of body decreases mercury contracts

Answer 2

bd ர மத கவர ்இஉறறறபளஉறயறஙஷயளமறக னனகககழ பபளள