engineering recuitment JSSC JE Mock Test 2023 Power Systems PU System and Symmetrical Components Per Unit System
For a given base KV and base MVA, the per-unit impedance value of an element is 'Z'. What will be the per-unit impedance value of this element when the base kV and base MVA are both doubled?
1
Z / 2
2
2Z
3
Z / 4
4
Z