(a) A transmission line is 60 km long and has the primary constants of resistance R=10.3 2/loop km; inductance L-2.45 mH/loop km; capacitance C- 12 nF/loop km and leakance G-0.45 μS/loop km. Determine for an operating frequency of 1.2kHz, the values of (i) The characteristic impedance (ii) The propagation coefficient (iii) The attenuation and the phase shift coefficient (iv) The wavelength on the line (v) The velocity of propagation of the signal (b) (i) Represent the transmission line by a nominal T section (ii) Deduce the ABCD transmission line parameters