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Ecet 105 Homework

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Ecet 110 Week 1 Homework

Ecet 110 Week 1 Homework

Ecet 110 Week 1 Homework

ECET 110 WEEK 1 HOMEWORK Buy Now From Below: http://www.homeworkarena.com/ecet-110-week-1-homework Why do you never apply an ohmmeter to a live network? What is the voltage across a 220 Ω resistor if the current through it is 5.6 mA? What is the current through a 6.8 Ω resistor of the voltage drop across it is 24V? What is the power delivered by a 6V battery if the current drain is 750mA? The current through a 4k Ω resistor is 7.2mA. What is the power delivered to the resistor? Chapter 5 Find the individual (not combination of) elements (voltage source and/or resistors) that are in series. Find total resistance Rt for each configuration. For the series configuration in Fig. 5.92, constructed of standard values: For the series configuration in Fig. 5.93, constructed using standard value resistors: For the circuit in Fig. 5.97, constructed of standard value resistors: Find the unknown quantities for the circuit of Fig. 5.98 using the information provided. Using Kirchhoff’s voltage law, find the unknown voltages for the circuits in Fig. 5.105. Use the voltage divider rule, find the indicated voltages in Fig. 5.111. Using the voltage divider rule or Kirchhoff’s voltage law, determine the unknown voltages for the configurations in Fig. 5.112. Do not calculate the current!

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ECET105 Week 4 Homework Assignment (2016)

ECET105 Week 4 Homework Assignment (2016) Product Description
  1. Draw a logic circuit that performs the following Boolean expression:
  2. Determine the Boolean expression for the circuit shown below.
  3. The Boolean expression for an AND gate is. Does the expression also describe an AND gate? Prove your answer.
  4. Write the Boolean expression for the logic circuit shown below.
  5. Develop the truth table for the circuit shown in Problem 4.
  6. Develop the truth table for the circuit shown below.
  7. Develop the Boolean expression for the circuit shown in Problem 6.
  8. Draw a logic circuit using only NAND gates to implement the following Boolean expression: Y =AB + C.
  9. Develop a logic circuit, using only NAND gates, to implement a circuit to meet the requirements of the truth table shown below.
  10. Determine the Boolean description for the circuit shown below.

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ECET 105 Week 1 Homework Assignment - Online Homework Help

ECET 105 Week 1 Homework Assignment

ECET 105 Week 1 Homework Assignment

1. Does a typical computer have any analog outputs? If so, what are they?

2. List three advantages of digital signal representation as compared to their analog representation

3. Convert 126 x 10 +2 to scientific and engineering notations

4. Make the following conversions:

a. Convert 0.34 seconds to milliseconds.

5. The frequency of a signal is equal to the reciprocal of the signal’s period (f = 1/p). For a computer with a 2.4 GHz clock, what is the clock period? Use engineering notation for your answer.

6. The signal shown below is a sine wave as it might be displayed on an oscilloscope. If it takes 40 msec. for the waveform to travel between the points shown by the arrow “B” below, what is the frequency of the waveform?

7. Power (in watts) is a certain amount of energy (in joules) divided by a certain length of time (in seconds). The laser with the highest peak power produces energy of 186 joules in 167 femtoseconds. What is the peak power? Use engineering notation for your answer. (Note: Use references to determine the value of a femtosecond and the proper notation for your answer.)

8. Which logic function produces a HIGH output only when all of the inputs are HIGH?

9. Which logic function produces a HIGH output only when all of the inputs are LOW?

10. Using the Internet, find the data sheet for the 74LS00 integrated circuit chip. Answer the following:

ECET 105 ECET105 ECET

1. Does a typical computer have any analog outputs? If so, what are they?

2. List three advantages of digital signal representation as compared to their analog representation.

3. Convert 126 x 10 +2 to scientific and engineering notations.

4. Make the following conversions:
a. Convert 0.34 seconds to milliseconds.

b. Express 0.0005 x 10 -4 farads as picofarads.

5. The frequency of a signal is equal to the reciprocal of the signal’s period (f = 1/p). For a computer with a 2.4 GHz clock, what is the clock period? Use engineering notation for your answer.

6. The signal shown below is a sine wave as it might be displayed on an oscilloscope. If it takes 40 msec. for the waveform to travel between the points shown by the arrow “B” below, what is the frequency of the waveform?

7. Power (in watts) is a certain amount of energy (in joules) divided by a certain length of time (in seconds). The laser with the highest peak power produces energy of 186 joules in 167 femtoseconds. What is the peak power? Use engineering notation for your answer. (Note: Use references to determine the value of a femtosecond and the proper notation for your answer.)

8. Which logic function produces a HIGH output only when all of the inputs are HIGH?

9. Which logic function produces a HIGH output only when all of the inputs are LOW?

10. Using the Internet, find the data sheet for the 74LS00 integrated circuit chip. Answer the following:

1. What is the duty cycle for a square wave signal that is HIGH for 15 nsec and LOW for 30 nsec?

2. A pulse train is shown on the oscilloscope below. Determine the period of the pulse.

3. Determine the frequency for a pulse that occurs every 10 ms.

4. What is the base-10 value for the binary number 11012 ?

5. What are the respective weights of the 1s in Problem 4?

6. How many different values can be represented by 6 bits, 7 bits, 8 bits, and 10 bits?

7. What is the minimum number of bits required to represent each of the following decimal numbers: 10, 1,000, 100,000, and 1,000,000?

7. Convert the binary value, 1011010100101101, to a hexadecimal equivalent.

9. Convert the following decimal numbers to 8-bit binary values. For negative numbers, use the 2’ complement formulation.

10. Express each of the following signed numbers (2s complement format) in decimal:

1. Determine the output X for the 2-input AND gate with the input waveforms shown.

2. Determine the output X for the 2-input OR gate with the input waveforms shown.

3. Determine the output X for the 2-input Exclusive-OR gate with the input waveforms shown

4. Determine the output X for the 2-input NAND gate with the input waveforms shown.

5. Is the output from the NAND gate shown in Problem 4 active-HIGH or active-LOW? Why?

6. Download from a semiconductor manufacturer’s website (such as ti.com) the data sheet for a DIP packaged quad NOR gate (74x02). What pins does this chip use for the inputs to the first gate?

7. Draw a logic circuit that performs the following Boolean expression: Y = A * B .

8. Draw a logic circuit that performs the following Boolean expression:

9. Which gate is represented by the truth table below?

10. Use a truth table to determine the function of the gate shown below.

1. Draw a logic circuit that performs the following Boolean expression:

2. Determine the Boolean expression for the circuit shown below.

3. The Boolean expression for an AND gate is. Does the expression also describe an AND gate? Prove your answer.

4. Write the Boolean expression for the logic circuit shown below.

5. Develop the truth table for the circuit shown in Problem 4.

6. Develop the truth table for the circuit shown below.

7. Develop the Boolean expression for the circuit shown in Problem 6.

8. Draw a logic circuit using only NAND gates to implement the following Boolean expression: Y =AB + C.

9. Develop a logic circuit, using only NAND gates, to implement a circuit to meet the requirements of the truth table shown below.

10. Determine the Boolean description for the circuit shown below.

1. Determine the decimal value of each of the following unsigned binary numbers:

2. Determine the decimal value of each of the following signed binary numbers displayed in the 2’s complement form:

3. Determine the outputs (Cout, Sout) of a full-adder for each of the following inputs:

4. The circuit below is an attempt to build a half-adder. Will the Cout and Sout function properly? Demonstrate your rationale.

5. Determine the outputs for the circuit shown below. Assume that C0 = 0 for all cases.

6. Derive the Boolean equation for A = B, when A and B are 4-bit numbers.

7. Complete the timing diagram below for a 2-bit adder. (10 points)

8. Answer the following:

What is the frequency of a periodic waveform with a period of 1.0 µsec?

How many bits are required to represent decimal numbers from -256 to +255?

What is the largest positive number that can be represented by 10 signed bits?

9. The full-adder shown below is tested under all input conditions as shown. Is the circuit operating correctly? If not, what is the most likely fault?

10. Using a 4-bit adder/subtractor, carry out the binary operations for 9 – 3 and 3 – 9. What can you conclude about the answers and the carry out bit (C4)?

1. When a HIGH is on the output of the decoding circuit below, what is the binary code appearing on the inputs?

2. Write the Boolean equations for each of the following codes if an active-LOW decoder output is required. The first decode is shown as an example.

3. What are the active outputs of a BCD-to-7 segment decoder with an input of 0100?

4. A 7-segment decoder/driver drives the display below. Using the waveforms shown, determine the sequence of digits that appear on the display.

5. Construct a truth table for an active-LOW output BCD (1-of-10) decoder.

6. Derive the truth table for the Y output in the diagram below.

7. Derive the Boolean equation for the Y output in Problem 6.

8. For the multiplexer shown below, determine the output for the following input state.
D0 = 0, D1 = 1, D2 = 1, D3 = 0, S0 = 1, S1 = 0 .

9. Determine the function of the circuit shown below.

10. Write the Boolean equation for the circuit shown in Problem 9.

1. Sketch the Q output for the waveforms shown. Assume that Q starts LOW.

2. Sketch the Q output for the circuit shown below. Assume that Q starts LOW.

3. Sketch the Q output for the circuit shown below. Assume that Q starts LOW.

4. Sketch the Q output for the circuit shown below. Assume that Q starts LOW.

5. Sketch the Q output for the circuit shown below. Assume that Q starts LOW.

6. Sketch the Q output for the circuit shown below. Assume that Q starts LOW.

7. Sketch the Q output for the circuit shown below. Assume that Q starts LOW.

8. Sketch the Q0 and Q1 outputs for the circuit shown below. Assume that both Q0 and Q1 start LOW.

9. What is the output frequency for Q1 in the circuit shown below?

10. What is the output frequency for Q2 in the circuit shown below?

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  • ECET 105 Week 3 Homework

    ECET 105 Week 3 Homework

    1. Determine the output X for the 2-input AND gate with the input waveforms shown.

    2. Determine the output X for the 2-input OR gate with the input waveforms shown.

    3. Determine the output X for the 2-input Exclusive-OR gate with the input waveforms shown

    4. Determine the output X for the 2-input NAND gate with the input waveforms shown.

    5. Is the output from the NAND gate shown in Problem 4 active-HIGH or active-LOW? Why?

    6. Download from a semiconductor manufacturer’s website (such as ti.com) the data sheet for a DIP packaged quad NOR gate (74×02). What pins does this chip use for the inputs to the first gate?

    7. Draw a logic circuit that performs the following Boolean expression: Y = A * B .

    8. Draw a logic circuit that performs the following Boolean expression:

    9. Which gate is represented by the truth table below?

    10. Use a truth table to determine the function of the gate shown below.

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