Which of the following curves meet at triple point?

Related MCQs

• Triple point of a pure substance is a point at which
• The triple point is a line on the p-V diagram, where all the three phases, solid, liquid and gas exist.
• At a pressure below the triple point line,
• The internal energy of saturated water at the triple point is
• The entropy of saturated water is chosen to be zero at triple point.
• At the triple point, l(sublimation) = l(vaporization) – l(fusion).
• The slope of sublimation curve is          the slope of the vaporization curve at triple point.
• An application requires R-12 at −140°C. The triple-point temperature is −157°C. Find the pressure of the saturated vapour at the required condition.
• Above the critical point, the isotherms are continuous curves.
• The slopes of sublimation and vaporization curves for all substances are