संवहनीय धारा में ऊपर उठता पदार्थ सामान्यतः किस गुण के कारण ऊपर उठता है?
In a convection current, rising material generally rises due to which property?
Explanation opens after your attempt
D. अधिक ताप और अपेक्षाकृत कम घनत्वHigher temperature and relatively lower density
Concept
Hot material becomes less dense and rises, while cooler material sinks. In exams, explain convection through heat and density differences.
Why this answer is correct
The correct answer is D. अधिक ताप और अपेक्षाकृत कम घनत्व / Higher temperature and relatively lower density. Hot material becomes less dense and rises, while cooler material sinks. In exams, explain convection through heat and density differences.
Exam Tip
गर्म पदार्थ कम घना होकर ऊपर उठता है और ठंडा पदार्थ नीचे जाता है। परीक्षा में संवहन को ऊष्मा और घनत्व के अंतर से समझें।
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