किस उदाहरण में रासायनिक अपक्षय नहीं बल्कि मुख्यतः भौतिक अपक्षय है?
Which example is mainly physical weathering rather than chemical weathering?
Explanation opens after your attempt
C. दरार में जमे जल के फैलने से चट्टान टूटनाRock breaking due to expansion of freezing water in a crack
Concept
Expansion of freezing water breaks rock mechanically. Mineral composition does not mainly change here.
Why this answer is correct
The correct answer is C. दरार में जमे जल के फैलने से चट्टान टूटना / Rock breaking due to expansion of freezing water in a crack. Expansion of freezing water breaks rock mechanically. Mineral composition does not mainly change here.
Exam Tip
जमे जल का फैलना चट्टान को यांत्रिक रूप से तोड़ता है। इसमें खनिज संरचना मुख्य रूप से नहीं बदलती।
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