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question mark

Mercury is used in liquid thermometer because it has
  1. High specific heat and high conductivity
  2. High specific heat and low conductivity
  3. low specific heat and low conductivity
  4. low specifi heat and high conductivity
Please explain in detail.

Ishan karki , 7 Years ago
Grade 12th pass
anser 1 Answers
Adarsh

Last Activity: 7 Years ago

Dear Ishan ,
 
Mercury has low specific heat capacity and low conductivity .. thats why it is the best metal to be used in thermometer ..
Mercury exists as liquid state and it has high value of coefficient of expansion so a little change in temp can change its volume ..
 
Thanks and Regards 
Adarsh
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