An inductance coil has a reactance of 100Ω. When an AC signal of frequency 1000 Hz is applied to the coil, the applied voltage leads the current by 45°. The self-inductance of the coil is :
(1) 5.5 × 10–5 H
(2) 1.1 × 10–2 H
(3) 6.7 × 10–7 H
(4) 1.1 × 10–1 H