Power Systems A guard ring is used in string type insulator having 3 units to improve string efficiency. Find the capacitance of metal link 2 if pin to earth capacitance of each unit is 1 F? 1 F 2 F 0.5 F 4 F 1 F 2 F 0.5 F 4 F ANSWER DOWNLOAD EXAMIANS APP
Power Systems The ABCD constants of a 3-phase transmission line are A = D = 0.8∠1°, B = 170∠85° Ω , C = 0.002∠90.4° ℧. The sending end voltage is 400 kV. The receiving end voltage under no load condition is 400 kV 600 kV 500 kV 350 kV 400 kV 600 kV 500 kV 350 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line operating at Vs = 400 kV and has ABCD parameters A= D = 0.8∠0°, B = 100∠90° Ω, C = 0.5*10^-6∠90° ℧. Find the shunt reactor required for compensating ferranti effect? 2000 Ω 3000 Ω 1500 Ω 500 Ω 2000 Ω 3000 Ω 1500 Ω 500 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Equal area criterion gives the information regarding stability region relative stability absolute stability swing curves stability region relative stability absolute stability swing curves ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the fault is very nearer to the generator, the fault current is less larger zero any of the above less larger zero any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems The essential requirement(s) for power plants to be operated as peak load plants are Low capital cost. Capability of quick starts. All of these Quick response to load variation. Low capital cost. Capability of quick starts. All of these Quick response to load variation. ANSWER DOWNLOAD EXAMIANS APP
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