UGC NET PAPER 2 June 2019 Question 69 (Shift-I)

69. Consider the following properties with respect to a flow network G=(V,E) in which a flow is a real-valued function f : V x V → R
P1 : For all u,v ∈ V, f(u,v) = -f(v,u)
P2 : Σ v ∈ V f(u,v) = 0 for all u ∈ V
Which one of the following is/are correct?

A Only P1

B Only P1

C Both P1 and 2

D Neither P1 nor P2

ANS. A

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UGC NET CS 2018 July - II Question 68	UGC NET CS 2018 July - II Question 70