7. Determine the impedance of the circuit of Figure 2.7.4. j150 300 w -j 550 Figure 2.7.4
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- Specify the LM-series linear regulator required to regulate a fixed voltage of 14 V. Please write the numbers only in the answer field: i.e. for LM1234, you would write 1234 in the answer field.A load consists of XL=70 and XC=150 are connected in parallel across 120 Volt supply.The reactive power of the circuit is.......The circuit in Figure 2.5(a) is used to rectify a sinusoidal input signal with a peak voltage of 120 V and a frequency of 60 Hz. A filter capacitor is connected in parallel with R. If the output voltage cannot drop below 100 V, determine the required value of the capacitance C. The transformer has a turns ration of N 1: N 2 = 1: 1, where N 2 is the number of turns on each of the secondary windings.. Assume the diode cut in voltage is 0.7 Vand the output resistance is 2.5 kQ.
- If the input voltage for the given circuit below is 220 V at 50 Hz, the load resistance (RL) is 3300 and the average output voltage is 20 V. Assume the diodes to be germanium diodes. Determine the turns ratio of the transformer used. If a capacitor of 100 µF is connected parallel to the load resistor (RL), Determine the ripple factor. D1 D2 V D3 .... D4 RL a. The turns ratio of transformer (Npri/Nsec) is b. The Ripple factor is cell rellIn the given circuit, a step down transformer with an RMS voltage as 110V / 11-0-11 V is used with RL = 1 KN. Assume diode as Germanium and the input frequency is F= 50HZ. D, 1- Name the given circuit. 2- Find The PIV. 3- Find Current trough load resistance. 4- Draw the Input and Output wave forms.Show solutions.
- ١-The PMSM used in the industry due to: a- Their low noise. b- Their easy control arrangement. c- Their efficiency. 2- The BLDCM used in the industry due a- Their low noise. b- Their easy control arrangement. - Their efficiency. 3- The (PMSM) supplied by: a- DC voltage. b- AC voltage of sinusoidal waveform. C- AC voltage of trapezoidal waveform. ChoicesAn inductor of 150hms and resistance of 10 Ohms are connected in series to a 230V, 50 Hz ac supply. Determine the active and reactive power and power factor in the circuit.4- Electrical failure of insulators occurs due to and 5- The other name of self-capacitance in a string of suspension insulators is ......