Electric Circuits Image impedance can be written by using short circuit impedance(Zsc)and open circuit impedance(Zoc) as Zsc+Zoc Zsc-Zoc Zsc/Zoc (Zsc . Zoc)½ Zsc+Zoc Zsc-Zoc Zsc/Zoc (Zsc . Zoc)½ ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Power factor can be defined as sine of voltage and current. cosine of angle between voltage and current. ratio of resistance versus impedance. both option B and C. sine of voltage and current. cosine of angle between voltage and current. ratio of resistance versus impedance. both option B and C. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The capacity of a cell is measured in watts. watt-hours. ampere-hour. amperes. watts. watt-hours. ampere-hour. amperes. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An electrical motor has rating of 10 MVA at 0.8 lag, represented as series RL circuit at a 50 MVA base. Find the impedance value? (4 + j2 ) pu (3 + j4) pu (4 + j3) pu (2 + j4) pu (4 + j2 ) pu (3 + j4) pu (4 + j3) pu (2 + j4) pu ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a resistor and an inductor are connected in series across a voltage source. Which two parameters in that circuit decrease if frequency of voltage source increases? VL and Z. VL and VR. Z and I. VR and I. VL and Z. VL and VR. Z and I. VR and I. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For finding the Z11 parameter at the input port of a two port network output port is short circuited. input port is short circuited. input port is open circuited. output port is open circuited. output port is short circuited. input port is short circuited. input port is open circuited. output port is open circuited. ANSWER DOWNLOAD EXAMIANS APP
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