Power Systems The characteristic impedance of a transmission on line is Directly proportional to square root of its length. Inversely proportional to its length. Independent of its length. Directly proportional to its length. Directly proportional to square root of its length. Inversely proportional to its length. Independent of its length. Directly proportional to its length. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 220 kV system, the inductance and capacitance up to the circuit breaker location are 25 mH and 0.025 µF respectively. The value of resistor required to be connected across the breaker contacts which will give no transient oscillations, is 25 Ω 500 Ω 250 Ω 1000 Ω 25 Ω 500 Ω 250 Ω 1000 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Positive, negative and zero sequence impedances of line are 2,2 and 5 pu respectively. Find self and mutual impedances respectively? 2 and 2 pu 1 and 3 pu 2 and 5 pu 3 and 1 pu 2 and 2 pu 1 and 3 pu 2 and 5 pu 3 and 1 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Normally Z bus matrix is a null matrix unit matrix full matrix sparse matrix null matrix unit matrix full matrix sparse matrix ANSWER DOWNLOAD EXAMIANS APP
Power Systems Making and breaking currents of 3 phase AC circuit breakers in power system are respectively in what form? RMS and RMS value RMS and Instantaneous value Instantaneous and RMS value any of the above RMS and RMS value RMS and Instantaneous value Instantaneous and RMS value any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems A diesel power plant is generally used as a/an Base load. Standby/emergency plant. Peak loads. Any of above. Base load. Standby/emergency plant. Peak loads. Any of above. ANSWER DOWNLOAD EXAMIANS APP
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