Matter and its states practice question for Railways, SSC. Review the correct answer and explanation, then continue with related practice below.
Which statement about boiling point is correct?
क्वथनांक के बारे में कौन-सा कथन सही है?
Answer and explanation are free to read — no sign-in required.उत्तर और व्याख्या पढ़ने के लिए साइन-इन आवश्यक नहीं है।
Correct Answerसही उत्तर
A. It depends on atmospheric pressureA. यह वायुमंडलीय दाब पर निर्भर करता है
Explanationव्याख्या
Boiling occurs when vapour pressure equals external pressure, so changes in atmospheric pressure alter the boiling point.
क्वथन तब होता है जब वाष्प दाब बाहरी दाब के बराबर हो जाता है, इसलिए वायुमंडलीय दाब में परिवर्तन क्वथनांक को प्रभावित करता है। ---
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