2.5/π μF capacitor and 3000-ohm resistance are joined in series to an ac source of 200 volt and 50 sec-1 frequency. The power factor of the circuit and the power dissipated in it will respectively
(a) 0.6, 0.06 W
(b) 0.06, 0.6 W
(c) 0.6, 4.8 W
(d) 4.8, 0.6 W