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Matter and its states practice question for Railways, SSC. Review the correct answer and explanation, then continue with related practice below.

Question language / प्रश्न भाषा

Which process is the reverse of fusion?

कौन-सी प्रक्रिया गलन की विपरीत प्रक्रिया है?

Answer and explanation are free to read — no sign-in required.उत्तर और व्याख्या पढ़ने के लिए साइन-इन आवश्यक नहीं है।

A

Solidificationठोसीकरण

✓

B

Vaporisationवाष्पन

C

Sublimationउर्ध्वपातन

D

Evaporationवाष्पीकरण

Correct Answerसही उत्तर

A. SolidificationA. ठोसीकरण

Explanationव्याख्या

Fusion changes solid into liquid, while solidification changes liquid back into solid.

गलन ठोस को द्रव में बदलता है, जबकि ठोसीकरण द्रव को पुनः ठोस में बदलता है। ---

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Specific latent heat of fusion is defined for what mass of a substance?विशिष्ट गलन गुप्त ऊष्मा को पदार्थ के कितने द्रव्यमान के लिए परिभाषित किया जाता है?Same topic · Same subject · Same exam

Which of the following is the reverse process of sublimation?निम्नलिखित में से कौन उर्ध्वपातन की विपरीत प्रक्रिया है?Same topic · Same subject · Same exam

Which change occurs when ice absorbs latent heat of fusion at 0°C?0°C पर बर्फ गलन की गुप्त ऊष्मा अवशोषित करती है तो कौन-सा परिवर्तन होता है?Same topic · Same subject · Same exam

Which of the following correctly matches the change of state with its process?निम्नलिखित में से कौन अवस्था परिवर्तन और उसकी प्रक्रिया का सही मिलान है?Same topic · Same subject · Same exam

During the melting of pure ice at 0°C under constant pressure, the temperature ______ until melting is complete.स्थिर दाब पर 0°C की शुद्ध बर्फ के पिघलने के दौरान, गलन पूरा होने तक तापमान ______।Same topic · Same subject · Same exam

At normal atmospheric pressure, the melting point of ice in Kelvin is approximately ______.सामान्य वायुमंडलीय दाब पर बर्फ का गलनांक केल्विन में लगभग ______ है।Same topic · Same subject · Same exam

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