2. Given the following circuit below: R₂ ww Ig w R₁ Isz RL Vo Va Vs = 12V Is₁ = 3mA Is2=1mA R₁ = 4k R2=2ks? (a) Find the equivalent resistance RTH (b) Find the open circuit voltage Voc (c) Find the short circuit current Isc

400 V is the input voltage given to a chopper, the required output is 650 V. The thyristor is conducting 300 usec. what is the addition of conducting and non conducting period? (Write your answer in usec) Answer:

•A system consists of ,The electric potential opplied to this cell droes o cubie cell, to 1oV from 30OV in one step. •Whot is the hork done? •Whot wald the work done be if it hernt from 3or to 20v and then to lov?

Number 9 Please show your detailed solution. Number 9 Please show you detailed solution. A 50-ohm resistor is in series with a 40-?F capacitor across a constant potential source of 180 volts. Determine frequency that will give current of 3.13 amp. A. 250 Hz C. 160 Hz B. 200 Hz D. 140 Hz

In a series circuit with the following devices to a 230volts 60Hz supply with a resistor in the range of 300 ohms and 990 ohms. What are the steps in calculating the impedance ...

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Problem 3 -10t The current flowin through a 5 H coil is given by 12e7 A. Find an expresion for the voltage, power, and stored energy. Sketch the waveforms to scale for the current, voltage, power, and energy from t = 0 to t = 500 ms.

Q2: A PMMC(Galvanometer instrument) has a resistance of 10052 and FSD for a current of 400Au. A shunt arrangement is shown in order to have an multi-range ammeters(AYRTON). Determine the various ranges to which the ammeter may be switch. Assume the R1-R2-R3-R4-0.00152. PMMC 10052

Part A: A multi-range ammeter is required to measure the current in a certain network. A PMMC instrument has connected as an Ayrton shunt with a four resistor across PMMC. The resistance values are R1 = 0.006N, R2 = 0.0650, R3 = 4.00 and R4 =10.00. The PMMC has Rm = 1kQ and FSD = 50µA. %3D %3D a. Draw the circuit for the multi-range Ayrton shunt. b. Calculate the four current ranges of the ammeter. c. What is the main advantage of Ayrton shunt ammeter compared to parallel type. d. Briefly explain how this device can be calibrated. * Note: Show all calculation details. Part B: The measurement of the voltage from a prototype of a 20V DC power supply were captured by 8 times as shown in the following table: Number 1 2 3 4 6 Voltage (V) 18.5 19.8 20.2 19.9 20.0 20.1 19.7 18.9 Determine the following: 1. the arithmetic mean, 2. the standard deviation of the readings, 3. the probable error. 4. If the voltmeter that used to carry the measurements has an error of 0.5%; calculate the total…