In bimetallic temp. Gauges why does metal strip bend? Why do we use low expansio

In bimetallic temp. Gauges why does metal strip bend? Why do we use low expansion factor metal and high expansion factor metal in bimetaliv strip?

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In bimetallic temp. Gauges why does metal strip bend? Why do we use low expansion factor metal and h..

Answer / umar

Because of amplification of bending

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