Question

Conversion of liquid helium from helium i to helium ii is explained by which model

Answer 1

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Answer 2

• Liquid Helium below 2.19K is called liquid Helium-II because of its abnormal properties. ... while the viscosity of liquid increases with decrease in temperature, that of liquid He-I decreases showing He-I resembles a gas. The viscosity of He-II is almost zero.