Power Systems What are the tests performed for oil-filled and gas-filled cables ? All of these. Load cycle tests. Thermal stability test. Impulse tests. All of these. Load cycle tests. Thermal stability test. Impulse tests. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pumped storage plant is a base load plant None of these peak load plant both 1 and 2 base load plant None of these peak load plant both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has (2 + j4)Ω impedance, 100 MVA and base voltage is 10 KV. Find the per unit impedance value of transmission line? (1 + j2 ) pu (2 + j4 ) pu (0.5 + j1 ) pu (4 + j8 ) pu (1 + j2 ) pu (2 + j4 ) pu (0.5 + j1 ) pu (4 + j8 ) pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 4*4 Y bus matrix the number of non zero elements are 12. Find the sparsity of the system? 0.25 0.75 0.5 1 0.25 0.75 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantage/s of per unit system as compare to absolute system? only one equation is required calculation time is less All of these memory required is less only one equation is required calculation time is less All of these memory required is less ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1- phase transmission line operating at 30 kV has radius of 1 cm and distance between conductors is 0.5 m. Assume m = δ =1, g = 21 kV/cm and frequency f = 50 Hz. Find the critical disruptive voltage? 34.64 kV/phase 17.32 kV/phase 82.15 kV/phase 41.075 kV/phase 34.64 kV/phase 17.32 kV/phase 82.15 kV/phase 41.075 kV/phase ANSWER DOWNLOAD EXAMIANS APP
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