Power Systems What is the function of economiser in steam boilers cooling All of these improving thermal efficiency collect ash particals cooling All of these improving thermal efficiency collect ash particals ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge impedance loading can be increased by increasing of capacitance value both 1 and 2 increasing of voltage level increasing of inductance value increasing of capacitance value both 1 and 2 increasing of voltage level increasing of inductance value ANSWER DOWNLOAD EXAMIANS APP
Power Systems The VSWR of transmission line is Directly proportional to load impedance and inversely to characteristic impedance. Directly proportional to voltage minimum and inversely proportional to voltage maximum. Proportional to load and characteristic impedance. Directly proportional to characteristic impedance and inversely to load impedance. Directly proportional to load impedance and inversely to characteristic impedance. Directly proportional to voltage minimum and inversely proportional to voltage maximum. Proportional to load and characteristic impedance. Directly proportional to characteristic impedance and inversely to load impedance. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has an impedance of (2+j6) Ω has voltage regulation of 10% at a load power factor of 0.8 lag. Find the voltage regulation for a load of 0.6 lead -10% -6.92% 10% 6.92% -10% -6.92% 10% 6.92% ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 3-phase transmission line, each phase is supported by 3 insulated discs, maximum voltage of each disc is 20 kV. Find the operating voltage of the transmission line per phase if efficiency of string is 80.6%. 48.36 kV 83.76 kV 20 kV 52.84 kV 48.36 kV 83.76 kV 20 kV 52.84 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has self and mutual impedances are 0.8 and 0 pu respectively. Find the positive, negative and zero sequence impedances respectively? 0.6, 0.6 and 0.6 pu 0.6, 0.8 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.8, 0.8 and 0.8 pu 0.6, 0.6 and 0.6 pu 0.6, 0.8 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.8, 0.8 and 0.8 pu ANSWER DOWNLOAD EXAMIANS APP
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