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Units and Dimensions

Assertion :Al...

Question

Assertion :Alcohol thermometers can be used for finding high temperatures Reason: The two parts of a bimetallic strip are supposed to expand equally on heating. State whether true or false.

A

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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B

Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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C

Assertion is correct but Reason is incorrect

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D

Both Assertion and Reason are incorrect

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Solution

The correct option is C Assertion is correct but Reason is incorrect
Alcohol thermometers are used for finding high temperatures.

A bimetallic strip expands unequally on heating

Hence, Assertion is correct but Reason is incorrect

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