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? 0.8, 0.8 and 0.8 pu 0.6, 0.6 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.6, 0.6 and 0.6 pu 0.8, 0.8 and 0.8 pu 0.6, 0.6 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.6, 0.6 and 0.6 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 layer and diameter of each strand is d, then find the total diameter of ACSR conductor? 3d d 2d 5d 3d d 2d 5d ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power system consists of 300 buses out of which 20 buses are generator buses, 25 buses are the ones with reactive power support buses and 15 buses are ones with fixed shunt capacitors. All the other buses are load buses. It is proposed to perform a load flow analysis for the system using Newton-Raphson Jacobian matrix is 553×553 540×540 555×555 554×554 553×553 540×540 555×555 554×554 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Objectives of power system is/are Rated voltage and frequency has to be supplied to the consumers nether 1 nor 2 Cost of electrical energy per KWh is to be minimum both 1 and 2 Rated voltage and frequency has to be supplied to the consumers nether 1 nor 2 Cost of electrical energy per KWh is to be minimum both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The inductance of single phase two wire line is given by 4×10-7× ln(r'/d) H/m 0.4×10-7× ln(r'/d) H/m 0.4×10-7× ln(d/r') H/m 4×10-7× ln(d/r') H/m 4×10-7× ln(r'/d) H/m 0.4×10-7× ln(r'/d) H/m 0.4×10-7× ln(d/r') H/m 4×10-7× ln(d/r') H/m ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where air circuit breakers are used? Up to 33 kV. Up to 12 kV. Up to 66 kV. Up to 11 kV. Up to 33 kV. Up to 12 kV. Up to 66 kV. Up to 11 kV. ANSWER DOWNLOAD EXAMIANS APP
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