SRM V-Lab: Pre test

POWER SYSTEM SIMULATION LABORATORY

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Pre Test

To arrive at p.u impedance illustration of a overall power system

a : Base MVA of different components will be different b : Base MVA of different components will be same while base voltages depend on transformer voltage ratios c : Base MVA and base voltages of different components will be different d : Base MVA and base voltages of different components will be same

What is the equation to compute the (kV)_B on the LT section?

a : (kV)_B on HT section * (HT voltage rating) / (LT voltage rating) b : (kV)_B on LT section * (HT voltage rating) / (LT voltage rating) c : (kV)_B on HT section * (LT voltage rating) / (HT voltage rating) d : (kV)_B on LT section * (LT voltage rating) / (HT voltage rating)

Corresponding to a load power of (P_L + jQ_L) p.u. and a load voltage of V_L p.u., the per unit load impedance is

a : P_L - jQ_L / |V|² b : P_L + jQ_L / |V|² c : |V|² / P_L + jQ_L d : |V|² / P_L - jQ_L

Which one of the following plays dominant role in the representation of synchronous generator?

a : Leakage reactance of armature winding b : Reactance due to armature reaction c : Leakage reactance of field winding d : Resistance of the armature winding

The number of regional loading dispatching centers in India is

a : 4 b : 29 c : 5 d : 30

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