Power Systems For a lossy transmission line, the characteristic impedance does not depend on The operating frequency of the line. The conductivity of conductors. The permittivity of the dielectric separating the conductor. The load terminating the line. The operating frequency of the line. The conductivity of conductors. The permittivity of the dielectric separating the conductor. The load terminating the line. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conductor carries more current on surface as compared to core. This is called as unsymmetrical fault skin effect corona effect All of these unsymmetrical fault skin effect corona effect All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems What are the tests performed for oil-filled and gas-filled cables ? Impulse tests. All of these. Load cycle tests. Thermal stability test. Impulse tests. All of these. Load cycle tests. Thermal stability test. ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a nuclear reaction is operating at constant power the multiplication factor is 1. may be any of the above. greater than 1. less than 1. 1. may be any of the above. greater than 1. less than 1. ANSWER DOWNLOAD EXAMIANS APP
Power Systems An ACSR conductor has internal inductance 0.05 mH/Km for µr = 1. If this ACSR is replaced with another having µr = 2, then find the internal inductance? 0.1 mH/Km 0.05 mH/Km 0 mH/Km 0.025 mH/Km 0.1 mH/Km 0.05 mH/Km 0 mH/Km 0.025 mH/Km ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following circuit breakers produce least arc energy? Plain oil CB. Air break CB. Air blast CB. Minimum oil CB. Plain oil CB. Air break CB. Air blast CB. Minimum oil CB. ANSWER DOWNLOAD EXAMIANS APP
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