Degress of freedom at triple point will be

A. 0

B. 1

C. 2

D. 3

Answer: Option A

Solution(By Examveda Team)

For a triple point number of components $$= 1$$
Number of phases in equilibrium $$= 3$$
So, by Gibbs phase rule $$f = c - \emptyset + 2 = 1 - 3 + 2 = 0$$