Which among the following is/are the reasons behind using Mercury in thermometers ?
- 1. Mercury does not wet the inner sides of the thermometer.
- 2. It can be seen easily in a thin capillary tube of the thermometer.
- 3. It is a good conductor of heat.
- 4. It is non-toxic.
Select the correct answer using the code given below :
1 only
1 and 2 only
1, 2 and 3
3 and 4
Answer is Wrong!
Answer is Right!
This question was previously asked in
UPSC CAPF – 2010