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On increasing the temperature, the strength of adhesive ____________

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in Engineering Chemistry I by (506k points)
On increasing the temperature, the strength of adhesive ____________

(a) Remain same

(b) Increases

(c) Decreases

(d) First increases than decreases

This question was addressed to me in class test.

This interesting question is from Adhesives, their Advantages and Limitations topic in division Polymers of Engineering Chemistry I

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Correct answer is (c) Decreases

Explanation: On increasing the temperature, the strength of adhesive decreases due to relative weakness in bonding large objects with a small bonding surface area and greater difficulty in separating objects during testing.

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