पेट्रोलियम का महत्त्व तकनीकी विकास के साथ क्यों बढ़ा?
Why did petroleum become more important with technological development?
Explanation opens after your attempt
A. आंतरिक दहन इंजन ने उसकी उपयोगिता बढ़ाईThe internal combustion engine increased its utility
Concept
Engines and industries made petroleum a major energy resource. The value of a resource may change with technology.
Why this answer is correct
The correct answer is A. आंतरिक दहन इंजन ने उसकी उपयोगिता बढ़ाई / The internal combustion engine increased its utility. Engines and industries made petroleum a major energy resource. The value of a resource may change with technology.
Exam Tip
इंजन और उद्योगों ने पेट्रोलियम को प्रमुख ऊर्जा संसाधन बनाया। संसाधन का मूल्य तकनीक से बदल सकता है।
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