Physics-(general)
NEET Physics (general) Assertion Reason Question
Type: Assertion Reason-assertion-Medium-Class 11
Assertion (A): The height of a mountain is limited by the shear stress the rock can withstand. | Reason (R): The elastic limit of a typical rock is less than the shear stress for a mountain taller than 10 km.
A
Both A and R are true, and R is the correct explanation of A.
B
Both A and R are true, but R is not the correct explanation of A.
C
A is true but R is false.
D
A is false.
Correct Answer
Option A
Detailed Explanation
The NCERT context explains that the elastic limit of rock determines the maximum height a mountain can achieve before shear stress exceeds this limit, thus explaining the assertion.
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