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JEE PHYSICS MCQ: THERMAL PROPERTIES OF MATTER
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Ice, water and steam co-exist at triple point temperature 273.16K and pressure 4.6mm Hg. In a system in which the triple point conditions of temperature and pressure exist, the pressure is increased a little while keeping the temperature constant, then the system contains
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Correct option: B
water only
Option B is correct. At the triple point, increasing the pressure while keeping the temperature constant will cause the system to transition to the phase with the smallest volume, which is water.
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