Assume that the registers have the following values all in hex and CS=0700, DS=0B00, SS=0A00, SI=A200, DI=2C00, AX=A00B, BX=130C, BP=AF09, CX=F1D5 and DX=1055. Calculate the physical address of memory where the operand is stored and show the contents of memory locations in each of the following addressing examples.

a) MOV [BX]-10AH, CH b) MOV [BP][DI]+1CH,DX c) MOV [DI+BP-99FH],BX d) MOV [SI+4BH],BL

Compare hydroelectric and natural coal-fired power plants based on sustainability (or triple bottom line) perspectives. What are the similarities and differences between their economics (1 point), social (1 point), and environmental (2 points) perspectives?

A 100 F capacitor and a 225  resistor are connected in series with a 75.0 V battery. The switch is closed and the capacitor begins to charge.  

a)When does the capacitor hold 15.0 % of its maximum charge? Express your answer in milliseconds.

b)What is the voltage across the resistor at this same time?

Please state your answers as clear as possible and show all the steps and formulas used. Thank you!!!

1. Describe the conditions under which an op-amp circuit will oscillate. Provide a technique to avoid undesirable oscillation.

2. Explain why the gain-bandwidth product (GBW) is limited for any amplifier, and why GBW is constant for a fully compensated voltage feedback op-amp. If a fully compensated op-amp has GBW = 4 MHz, and its closed-loop amplifier circuit has gain (closed-loop gain) = 100, what is the loop gain at 100 Hz?

A transmitter must operate at a frequency of 168.96 MHz with the deviation of +/- 5kHz. It uses three multipliers – a doubler, a tripler, and a quadrupler. Phase modulation is used. Calculate the frequency of the carrier crystal oscillator and the phase shift required to produce the necessary deviation at a 2.8 kHz modulation frequency.

Carrier Frequency =            Phase Shift =

how to design logic circuit for bcd 7 segment truth table and k-map for 'OFF', 'ATT', 'FIRE'

1.How are the various meters connected in a circuit : series or parrellel.

2. which color probes, when properly inserted, go into which holes of a multimeter in the ohm and voltage measuring mode. And, given a positive voltage measurment, in this properly set meter, which way will the current flow?

3. Determine maximum permitted voltage or current for a rated resistor.

4. slide wire potentiometer : electric field in the wire and how to calculate potential difference alone the wire.

5. what is the output effect of a pn junction diode on an input ac voltage. 6. given an electric potential versus position plot, be able to identify. a.elecric field directions b. equalibrium positions c. electric field stregths: maxima and minima d. potential energy maxima and minima 7. write the nodal current equations and voltage loop equations for a multiple loop circuit.

Describe three types of memory that are used in an MSP430, explain specifically what each memory type’s purpose and why that type of memory is best suited for that use.

What are the advantages of using Laplace transform? Justify your answer

Assume a transmission line with ZL = 65 + j40Ω and Zo = 30Ω. If the frequency of the
line is 2GHz, use the Smith Chart to find: i) the reflection coefficient; ii) the distance to the
first voltage maximum; iii) the voltage standing wave ratio; iv) the admittance of the load;
v) the position of the short-circuited stub on the main line for a perfect impedance matching;
vi) the length of the short-circuited stub. (Show all steps on the Smith chart)

1- Classify the power switches according to the ability to control

2- What are the conditions of turning on the thyristor. State the methods of turning it off. What is the main difference between thyristors and GTO

3- Describe the behavior of TRIAC

4- Derive the expressions of the average load voltage and current in single-phase half-wave controlled rectifiers and resistive load. Draw the waveforms of supply voltage, output voltage, output current, thyristor voltage and thyristor current

5- In a single-phase half-wave controlled rectifier and resistive load, it is desired to get an average load voltage of 80 V. Determine the firing angle if the ac supply voltage is 220 V. If the load resistance is 30 Ω, calculate the average load current and design the thyristor. The volt-drop across the device Von during conduction is 2V. Determine the average conduction losses.

6- In a single-phase half-wave controlled rectifier and R-L load it was found that conduction angle of the thyristor is 160o when the firing angle is 50o. Calculate the average load voltage if the circuit is supplied from a 140 V ac source. Draw the waveforms of supply voltage, output voltage, output current and thyristor voltage.

7- In a single-phase half-wave rectifiers with R-L load and a freewheeling diode FWD, calculate the average load voltage if the firing angle is 30o and the supply voltage is 150 V. Draw the waveforms of supply voltage, output voltage, load current, thyristor current, FWD current and thyristor current.

8- Derive the expressions of the average load voltage and current in single-phase full-wave controlled rectifier with center tapped transformer and resistive load. Draw the waveforms of supply voltage, output voltage, output current, and thyristor current.

9- In a single-phase full-wave controlled rectifier with center tapped transformer and resistive load, it is desired to get an average load voltage of 140 V. Determine the firing angle if the ac supply voltage is 200 V. If the average load power is 700 W, calculate the average load current and design the thyristor. The volt-drop across each thyristor Von during conduction is 1.8V. Determine the average conduction losses of the thyristors.

10- Derive the expressions of the average load voltage and current in single-phase full-wave controlled rectifier (bridge rectifier) and resistive load. Draw the waveforms of supply voltage, output voltage, output current and thyristor current.

11- In a single-phase full-wave controlled rectifier (bridge rectifier) and resistive load, it is desired to get an average load voltage of 50 V. Determine the firing angle if the ac supply voltage is 150 V. If the average load power is 300W, calculate the average load current and. Design the thyristor.

12- Derive the expressions of the average load voltage in single-phase full-wave controlled rectifier (bridge rectifier) and highly inductive load. Draw the waveforms of supply voltage, output voltage, output current and thyristor current.

13- In a single-phase full-wave controlled rectifier (bridge rectifier) and resistive load, it is desired to get an average load voltage of 90 V. Determine the firing angle if the ac supply voltage is 230 V. If the average load power is 270 W, calculate the load current and. Design the thyristor.

14- The single-phase half wave rectifier has a purely resistive load of R and the delay angle is α=π/2, determine: ??? , ??? , ????, ????.
Plot : Is , Vs , VL , VT , Ig

You are given the roots of a polynomial as: x1 = 3

x2 = -1+j5 x3 = -1-j5

• - Find this polynomial. Express it in Matlab.

• - Draw this polynomial’s graph.