Calculate the capacitance that when placed in parallel with the load, will raise the power factor to unity.
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Calculate the capacitance that when placed in parallel with the load, will raise the power factor to unity.
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- A full-wave rectifier operating from the 60-Hz ac supply produces a 20-V peak rectified voltage. If a 200-uF capacitor is used, calculate the ripple at a load of 120 mA. Ripple- 1.44 A Full wave rectifier operating from the 60Hz ac supply produces a 20-V rectified voltage. If a 200-uF capacitor is used, calculate the ripple at a load of 120 mAThe rectifier droxido drodes shan in figure are assumed to be ideal. Calculate the peak Cument in each of the resisters, given that the applied Vollage is Sinusardal. T ↑ 50 Vrms € 80 ohm € 120 0hm "}}!(02) DC Si Diode Circuit. (Course: Electronic Devices and Circuit Theory) What is the minimum value for RL needed to turn Zener diode ON?, And what is the maximum value for RL needed to turn Zener diode is ON? -Use Equation Operators or write it down on paper/digital paper. -Redraw and Apply. -You can add //comments for a better understanding. -Please answer without abbreviation. -Make it clean and clear typing/writing. Thank you.
- a) Name of the Circuit? (Assume Silicon Diodes) [1 Mark] 4:1 b) Find the peak input voltage to the 120 V rms R. 1.0 kf diodes. [2 Marks] D2 c) Find the average output voltage? [1 Mark] d) Find the DC current? [1 Mark] d) Find the Peak Inverse Voltage of the diodes? [1 Mark] e) Draw the output waveform. [1 Mark] eetee ellConsider the circuit shown in the figure below with R1=16 ko and R=8 klQ. The Zener diode voltage is Vz = 3.5 V, then the currents Iz and lu respectively, are equal to: Ri of ww RL 20 V O a. 0.594 mA, 0.438 mA Ob. 0.394 mA 0.237 mA Oc 0.794 mA, 0.637 mA O d. 0.994 mA, 0.838 mAa bridge rectifier crant. The four chistes are used i Rey supply a mean load from a Sinu soldally Varying alternating Supply of 20v Vms. Determine the resistance of the Load. Current of 10 A C to a resistive
- Given the zener voltage at 9V and the zener power at 1W, what is the range of allowable values of Iz (operating values). a) 0.11A b) 22mA to 89mA c) 9A d) 0.11A to 9AThe graph below illustrates the effect of temperature on the conductivity of an extrinsic semiconductor. Which stage most semiconductor devices can be operated? III II by log, o low high temp. IT temp. Select one: O a. No correct answer given O b. Stage 2 because of the constant behaviour O c. Stage 3 because increasing the temperature increase the conductivity of semiconductor. d. Stage 1 because low temperature increases the conductivity of materials. Question 1 For some applications, gold is used as electrical conductor instead of copper because. Select one: a. all the answers are wrong b. Less density and cheaper than copper С. Easily oxidised and react with other material O d. It has higher conductivity than copper e. Good ductility and high strengthQ1: Draw the circuit of full wave rectifier mentioned on the circuit all equipment requirements to measure input and output voltages and the circuit current take in consideration voltage source 100v rms and load of 15k2 and device required to draw output signal, find the following: a. Calculate output current and voltages. b. Find input and output powers and the efficiency. c. Draw input and output voltages and output currents mentioned the amplitudes. d. What is the PIV of full wave bridge rectifier? And how many types of full wave rectifiers?
- Q1/ In the circuit shown below, the zener diode used has the following specifications : Vz= 12 volt, Izk = 0.25 mA and PD(max) = 1.5 watt.Find the limits of voltage . regulation done by the zener diode Izener(max) = 125 mA Vin R1 = 200 ohm www RL Vin(min) 12.050 Volt True FalseExcept for FinFET and GaaFET discussed in the lecture, there are many new designs of FET. Please do a detailed study on any of them. In less than 200 words, state the advantages of it over the traditionalFor the circuit shown find: a. Power consumed in RL b. DC voltage of current source Ip dc. c. Q points of operation of the 2 transistors If it is not possible to calculate explain by laws. ID = 3 milliamperes. All semiconductors are silicon. Vcc 12 V BETA=100 ID Q1 D1 D2 Q2 100 Q D, 10 k2 VEE - 12 V