a load absorbs 50 MVA at 0.6 pf lagging at line to fine voltage of 18 KV. find the perunit impedance of this load on a base of 100MVA and 20 KV. Select one: O a 3.888+j5.183 pu O b. 0.972 +j1.295 pu Oc 3.888-j5.183 pu Od 0972-j1.295 pu O e None of these A transmission line has an impedance of 32 +j64 Ohms/phase. Find the per-unit impedance of this line on a base of 100 MVA and 20 KV. Select one: O a. O b. Oc None of these O d. 0.32 +0.64 (p.u) 8+j16 (p.u) 0.25 +10.125 (p.u)