The following information is given in connection with a load circuit consisting of two parallel branches: Z1 = 4.8/25° ohms, Z2 = 3.75/-72° ohms, l1 = 50 amperes, and I2 = 64 amperes. Calculate: a) the equivalent impedance; b) the total voltage; c) the currents 11 and 12 if the total voltage is used as reference; d) the total real, reactive, and apparent powers; e) the overall power factor.

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The following information is given in connection with a load circuit consisting of two parallel
branches: Z1 = 4.8/25° ohms, Z2 = 3.75/-72° ohms, l1 = 50 amperes, and l2 = 64 amperes.
Calculate: a) the equivalent impedance; b) the total voltage; c) the currents 11 and 12 if the total
voltage is used as reference; d) the total real, reactive, and apparent powers; e) the overall
power factor.
An impedance ZL = (11.5 + j10) ohms is connected in parallel with an impedance ZC = (8 – j20)
ohms. Calculate: a) the conductance, susceptance, and admittance of each branch; b) the total
conductance, susceptance, and admittance; c) the total current in polar form if the source
voltage is used as the reference; d) the total real, reactive, and apparent powers; e) the overall
power factor.
Transcribed Image Text:The following information is given in connection with a load circuit consisting of two parallel branches: Z1 = 4.8/25° ohms, Z2 = 3.75/-72° ohms, l1 = 50 amperes, and l2 = 64 amperes. Calculate: a) the equivalent impedance; b) the total voltage; c) the currents 11 and 12 if the total voltage is used as reference; d) the total real, reactive, and apparent powers; e) the overall power factor. An impedance ZL = (11.5 + j10) ohms is connected in parallel with an impedance ZC = (8 – j20) ohms. Calculate: a) the conductance, susceptance, and admittance of each branch; b) the total conductance, susceptance, and admittance; c) the total current in polar form if the source voltage is used as the reference; d) the total real, reactive, and apparent powers; e) the overall power factor.
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