
146 Network Analysis and Synthesis
34. When an inductance L and a resistance R are connected in parallel across an AC supply, the
current drawn by the two parallel branches will be out of phase by
(a) 0° (b) 90° (c) 180° (d) 45°
35. When an inductance L and a capacitance C are connected in parallel across an AC supply,
the current drawn by the two parallel branches will be out of phase by
(a) 0° (b) 90° (c) 180° (d) 45°
36. In an R−L circuit, X
L
= R. The power factor angle of the circuit is
(a) 30° (b) 45° (c) 60° (d) 0°
37. In a series resonant circuit, a change in supply voltage will cause a change in
(a) the current drawn,