Power Systems Which following statement are not true for line parameters R, L, G and C of transmission line LC = μ ε and RG = σ ε. Both R and G depend on the conductivity of conductor forming the line. G = 1/R where G is conductance of line. All of above. LC = μ ε and RG = σ ε. Both R and G depend on the conductivity of conductor forming the line. G = 1/R where G is conductance of line. All of above. 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 7268.45 KCal / Kg. 7166.67 KCal / Kg. 7562 KCal / Kg. 7000 KCal / Kg. 7268.45 KCal / Kg. 7166.67 KCal / Kg. 7562 KCal / Kg. 7000 KCal / Kg. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statement is/are true?Zn The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit nether 1 nor 2 The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit both 1 and 2 The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit nether 1 nor 2 The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems If sag in an overhead line increase, tension in the line remains same decrease None of these increase remains same decrease None of these increase ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 20 MVA generator has inertia constant of 0.5 pu. Find new value for 50 MVA base? 0.5 pu 0.2 pu 0.1 pu 0.4 pu 0.5 pu 0.2 pu 0.1 pu 0.4 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a nuclear reator thermal energy is obtained from fusion of radioactive material. burning of fuel rods in oxygen. all of above. fission of radioactive material. fusion of radioactive material. burning of fuel rods in oxygen. all of above. fission of radioactive material. ANSWER DOWNLOAD EXAMIANS APP
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