Figure 4 shows ma bimetallic thermometer

      

Figure 4 shows ma bimetallic thermometer
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Explain how a rise in temperature causes the pointer to move in the direction shown

  

Answers


John
The outer metal expands more than the inner metal. An increase in temperature causes the bimetallic to curve inwards (clockwise direction) forcing the pointer to move in that direction
johnmulu answered the question on April 13, 2017 at 13:45


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