JEE Mains Model Paper 20

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Question : 60 of 90

Marks: +1, -0

Assertion (A) : Platinum is used to fuse into glass tube.
Reason (R) : Both platinum and glass have almost same values of coefficient of linear expansion

A and R are correct and R is correct explanation for A
A and R are correct and R is not correct explanation for A
A is true and R is false
A is wrong and R is true

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