An X7R type 0.022 µF capacitor has a dissipation factor (1 kHz, 1 V (r.m.s.)) of 1.5% and a self-resonance at 30 MHz. Given that the e.s.r. at resonance is 0.056 O estimate
(a) the contribution to the impedance from the resistance of the leads and
(b) the inductance of the capacitor.