Power Systems The insulation resistance of the 20 km long underground cable is 8 MΩ. Other things being same, the insulation resistance of 10 km long cable will be 4 MΩ 8 MΩ 32 MΩ 16 MΩ 4 MΩ 8 MΩ 32 MΩ 16 MΩ ANSWER DOWNLOAD EXAMIANS APP
Power Systems The voltage regulation of a line at full load 0.8 power factor is 11. A long transmission line under no load conditions, for a good voltage profile needs shunt reactor at receiving end shunt resistance at receiving end All of these shunt capacitor at receiving end shunt reactor at receiving end shunt resistance at receiving end All of these shunt capacitor at receiving end ANSWER DOWNLOAD EXAMIANS APP
Power Systems The skin effect of conductor will increase when All of these frequency decrease diameter decrease resistivity decrease All of these frequency decrease diameter decrease resistivity decrease ANSWER DOWNLOAD EXAMIANS APP
Power Systems Deflectors are provided in propeller turbine. Pelton wheel. Kaplan turbine. Francis turbine. propeller turbine. Pelton wheel. Kaplan turbine. Francis turbine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following represents the transmission or reflection coefficient of voltage Tv? (Zl = Surge impedance of load, Zs = Surge impedance of line) 2Zl/(Zs + Zl) 2Zs/(Zs + Zl) (Zs - Zl)/(Zs + Zl) (Zl - Zs)/(Zs + Zl) 2Zl/(Zs + Zl) 2Zs/(Zs + Zl) (Zs - Zl)/(Zs + Zl) (Zl - Zs)/(Zs + Zl) ANSWER DOWNLOAD EXAMIANS APP
Power Systems For a lossy transmission line, the characteristic impedance does not depend on 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. The operating frequency of the line. The conductivity of conductors. ANSWER DOWNLOAD EXAMIANS APP
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