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CHAPTER 4 : TEMPERATURE MEASUREMENT, Temperature Scales - Coggle Diagram

- - - - non-electrical method
      - electrical method
      - radiation method
- - - - Thermocouples
      - Quartz Thermometer
- - - - self generating type with low cost no mainteance
    - - Inability to measure rapidly changing temperatures
  - - - Bimetallic Strip
        
        low expansion coefficient
        
        High expansion coefficient
- - - - ability to withstand the temperature at which they used
      - Immunity from corrosion
      - Linearity characteristic
  - - - EMF is generated at 2 Junctions
    - - EMF generated With in the Circuit
    - - EMF induced is very small