Power Systems Lightning arresters are used to protect electrical equipment against over currents due to lightning stroke. direct strokes of lightning. power frequency of over voltages. over voltages due to indirect lightning stroke. over currents due to lightning stroke. direct strokes of lightning. power frequency of over voltages. over voltages due to indirect lightning stroke. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Specified quantities of slack bus are P and δ P and Q P and V V and δ P and δ P and Q P and V V and δ ANSWER DOWNLOAD EXAMIANS APP
Power Systems How to find the total number of strands (N) when number of layers (x) are given Total number of strands N = 3x² + 3x + 1 Total number of strands N = 3x² - 3x + 1 Total number of strands N = 3x² + 3x - 1 Total number of strands N = 3x² - 3x - 1 Total number of strands N = 3x² + 3x + 1 Total number of strands N = 3x² - 3x + 1 Total number of strands N = 3x² + 3x - 1 Total number of strands N = 3x² - 3x - 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Electrostatic precipitators in thermal power plants are used for removal of ash from flue gas control flow rate remove moisture from the cole All of these removal of ash from flue gas control flow rate remove moisture from the cole All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A steam power generation has an overall efficiency of 20 %. 0.6 Kg of coal is burnt per kWh of electrical energy generated. Calculated the calorific value of fuel 7000 KCal / Kg. 7166.67 KCal / Kg. 7268.45 KCal / Kg. 7562 KCal / Kg. 7000 KCal / Kg. 7166.67 KCal / Kg. 7268.45 KCal / Kg. 7562 KCal / Kg. 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. LC = μ ε and RG = σ ε. All of above. Both R and G depend on the conductivity of conductor forming the line. G = 1/R where G is conductance of line. LC = μ ε and RG = σ ε. All of above. Both R and G depend on the conductivity of conductor forming the line. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS