Power Systems What is the preferred type of circuit breaker(CB) to be installed in extra high voltage AC system? Sulphur hexafluoride CB Air blast CB Vacuum CB Bulk oil type CB Sulphur hexafluoride CB Air blast CB Vacuum CB Bulk oil type CB ANSWER DOWNLOAD EXAMIANS APP
Power Systems The main advantage of the Decoupled Load Flow (DLF) as compared to the NR method is accuracy is more All of these reduced memory requirements in storing the Jacobian elements number of iterations are less accuracy is more All of these reduced memory requirements in storing the Jacobian elements number of iterations are less ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following materials can be used as coolant Helium. CO2. Any of above. Heavy water. Helium. CO2. Any of above. Heavy water. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Isolator in sub station is open under ------------- condition? no load any of the above short circuit full load no load any of the above short circuit full load ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has 200 km operating at frequency of 10 Hz Hz. Find the type of the line medium transmission line long transmission line short transmission line any of the above medium transmission line long transmission line short transmission line any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which following statement are not true for line parameters R, L, G and C of transmission line G = 1/R where G is conductance of line. All of above. Both R and G depend on the conductivity of conductor forming the line. LC = μ ε and RG = σ ε. G = 1/R where G is conductance of line. All of above. Both R and G depend on the conductivity of conductor forming the line. LC = μ ε and RG = σ ε. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS