Question

Why is mercury used as an indicator in a thermometer ?

Answer 1

hi friend ,here is your answer

#-- because it has high coefficient of expansion. Hence, the slightest change in temperature is notable when it's used in a thermometer

hope my answer helps you friend plz mark as brainlist

THANKS. :)

Answer 2

Answer:

Mercury is used as indicator in themometer as it expand on heating even in a slight rise of temperature

Explanation: