EC > GATE 2014 SET-3 > Root Locus
In the root locus plot shown in the figure, the pole/zero marks and the arrows have been removed. Which one of the following transfer functions has this root locus?
A
(s+1)/((s+2)(s+4)(s+7))
B
(s+4)/((s+1)(s+2)(s+7))
C
(s+7)/((s+1)(s+2)(s+4))
D
(s+1)(s+2)/((s+7)(s+4))

Correct : b

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