A bimetallic is made of two strips A and B having coefficients of linear expansion - A and - B- If - A - B- then on heating- the strip willA- bend with A on outer sideB- bend will B on outer sideC- None of the aboveD- not bend at all

The correct option is B bend will B on outer sideAs α_A lt; α_B , Strip B will expand more than A, therefore, strip will bend and B will appear on outer sid ...

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Byju's Answer

Standard XII

Mathematics

Sum of Coefficients of All Terms

A bimetallic ...

Question

A bimetallic is made of two strips A and B having coefficients of linear expansion $α_{A}$ and $α_{B}$ . If $α_{A}$ < $α_{B}$ , then on heating, the strip will

bend with A on outer side

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bend will B on outer side

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not bend at all

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None of the above

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Solution

The correct option is B bend will B on outer side
As $α_{A}$ < $α_{B}$ , Strip B will expand more than A, therefore, strip will bend and B will appear on outer side.

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A bimetallic is made of two strips A and B having coefficients of linear expansion αA and αB. If αA < αB , then on heating, the strip will

The correct option is B bend will B on outer sideAs αA < αB , Strip B will expand more than A, therefore, strip will bend and B will appear on outer side.

A bimetallic is made of two strips A and B having coefficients of linear expansion $α_{A}$ and $α_{B}$ . If $α_{A}$ < $α_{B}$ , then on heating, the strip will

The correct option is B bend will B on outer side
As $α_{A}$ < $α_{B}$ , Strip B will expand more than A, therefore, strip will bend and B will appear on outer side.