In a series RLC circuit, the locus of the tip of the admittance phasor in the complex plane as the frequency is varied, is

A semicircle in the upper half of the G-B plane having the centre at

A circle in the upper half of the G-B plane having the centre at

A semicircle in the bottom half of the G-B plane having the centre at

In a series RLC circuit, the locus of the tip of the admittance phasor

1.	In a series RLC circuit, the locus of the tip of the admittance phasor in the complex plane as the frequency is varied, is
A.	A semicircle in the upper half of the G-B plane having the centre at
B.	A circle in the upper half of the G-B plane having the centre at
C.	A semicircle in the bottom half of the G-B plane having the centre at
D.	A semicircle in the upper half of the G-B plane having the centre at
Answer» D. A semicircle in the upper half of the G-B plane having the centre at