A bimetallic strip consists of metals A and B. It is mounted rigidly as shown. The metal A has higher coefficient of expansion compared to that metal B. When bimetallic strip is placed in a cold bath, it will
A bimetallic strip consists of metals A and B. It is mounted rigidly as shown. The metal A has higher coefficient of expansion compared to that metal B. When bimetallic strip is placed in a cold bath, it will
Option 1 -
Neither bend nor shrink
Option 2 -
Not bend but shrink
Option 3 -
Bend towards the left
Option 4 -
Bend towards the right
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1 Answer
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Correct Option - 3
Detailed Solution:The decrement in length is more for metal strip-A than metal strip-B, so the combined system bend towards the left.
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