60 V D1 D2 2 kohm D4 D3 -60 V Assume that an input signal is applied to the circuit given above, as shown in the figure next to it. Accordingly, answer the following questions. The diodes used are silicon diodes, their operating voltages are 0.7 volts, and can be omitted because their resistance is very small. What are the diodes/diodes active in the negative half-loop? Please type.

R₁ 54 R₂ D₁ ▷ Figure 1: Precision Rectifier 1. Characterize the relationship of input vs. output for the circuit in Figure 1. That is, find an expression for e. You can use the constant voltage drop model for the diodes. VI

A single phase – half wave controlled rectifier with freewheeling diode is supplying a load consistingseries connected a resistor and an inductance from a 70.7V (RMS), 50Hz sinusoidal AC source.The firing delay of the thyristor is 90° and the load values are R=10Ω, L=0.1 H. Define the loadcurrent expression and draw the load current by calculating for first two periods. And calculate theaverage values of the load voltage and current.

Q3: The figure below includes a bridge full-wave rectifier circuit with a diode type is1N4007. The input voltage is Vin V2 120 sin 2n60t 5:1 D3 D1 120 V RL Vp(out) D2 DA 10 kN a) Draw the output voltage waveform for the circuit in the figure and include thevoltage values. b) What is the peak inverse voltage (PIV) across each diode? c) Determine the rms voltage, current and power delivered to RL d) Determine the average voltage, current, and power delivered to RL e) What is the ratio of Po(de) to Po(ac)? lll

The four diodes used in a bridge rectifier circuit have forward resistances which may be considered constant at 1 ohm and infinite reverse resistance. The alternating supply voltage is 220 V r.m.s. and load resistance is 580 ohm. Calculate (i) mean load current and (ii) power dissipated in each diode.

A - Explain the symbols, operating principles and usage areas of the diodes given below. (Zener diode: photo diode: led diode: opto coupler) B- Draw the voltage trigger circuit and explain its operation. Explain how there is a difference between the voltage quadrant and the tripler

Answer a,b,c,d

Answr all the questions one by one and solve all the unknown values giving all the correct details Let the last digit of the ID = 9