16:I[8216,["972","static/chunks/972-b28da0de92681928.js","47","static/chunks/47-a7f06e9eda1ac756.js","115","static/chunks/app/%5Bexam%5D/questions/%5Byear%5D/%5Bsubject%5D/%5Bchapter%5D/%5BquestionId%5D/page-7b6f0a12b9cc0206.js"],"BackButton"] 17:I[1553,["972","static/chunks/972-b28da0de92681928.js","47","static/chunks/47-a7f06e9eda1ac756.js","115","static/chunks/app/%5Bexam%5D/questions/%5Byear%5D/%5Bsubject%5D/%5Bchapter%5D/%5BquestionId%5D/page-7b6f0a12b9cc0206.js"],"QuestionViewer"] 15:T545,{"@context":"https://schema.org","@type":"Quiz","name":"Mht Cet 2026 Heat And Thermodynamics PYQ with Solution","url":"https://pyq-test-series-platform-alsjdcxu2-sameers-projects-41c5a71e.vercel.app/mht-cet/questions/2026/physics/heat-and-thermodynamics/jt-mr4oabcr","educationalLevel":"Entrance exam preparation","about":"Mht Cet / Physics / Heat And Thermodynamics","hasPart":{"@type":"Question","name":"Mht Cet 2026 Heat And Thermodynamics PYQ with Solution","text":"One gram of a liquid is converted to vapour at 3 \\times 10^5 Pa pressure. If 10% of the heat supplied is used for increasing the volume by 1600\\ \\text{cm}^3 during this phase change, then the increase in internal energy in the process will be","eduQuestionType":"mcq","acceptedAnswer":{"@type":"Answer","text":"C"},"comment":{"@type":"Comment","text":"During vaporisation, the heat supplied is used in two ways: To do work in increasing the volume. To increase the internal energy of the substance. According to the first law of thermodynamics, Q = \\Delta U + W Here, the work done during expansion is W = P\\Delta V Given, P = 3 \\times 10^5\\ \\text{Pa} and \\Delta V = 1600\\ \\text{cm}^3 Convert volume into SI unit: 1600\\ \\text{cm}^3 = 1600 \\times 10^{-6}\\ \\text{m}^3 = 1.6 \\times 10^{-3}\\ \\text{m}^3 So, W = 3 \\times 10^5 \\times 1.6 \\times 10^{-3} W =..."}}}18:T44a,

During vaporisation, the heat supplied is used in two ways:

To do work in increasing the volume.
To increase the internal energy of the substance.

Heat And Thermodynamics

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