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ECT 122 Entire Course New > ECT 122 Entire Course New > Flashcards

ECT 122 Entire Course New Flashcards

1
Q

ECT 122 Week 1 iLab 2 New

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ECT 122 Week 1 iLab 2
ECT 122 Week 1 iLab #2

Part 1

1.Calculate the conductance of the following resistors:

Note: don’t forget the units!

  1. Calculate the resistance of a circuit that has the following conductance of
  2. Describe a Conductor.
  3. Give two examples of Insulators.
  4. What is a Semiconductor and give an example?

Part 2
1.Using the Internet, search for a schematic symbol for a dc battery and paste it below or draw the symbol for a battery and label its terminals.

  1. What is the difference between a battery and a power supply?
  2. Use Multisim to create a schematic containing the following components
A

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2
Q

ECT 122 Week 2 iLab 1 Ohms Law New

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ECT 122 Week 2 iLab 1 Ohms Law New

ect 122 ect\122 ect 122 week 2 ilab 1 ohms law

A

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3
Q

ECT 122 Week 2 iLab 2 New

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ECT 122 Week 2 iLab 2 New

ECT 122 ECT\122 ECT 122 Week 2 iLab 2

A

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4
Q

ECT 122 Week 2 iLab 3 New

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ECT 122 Week 2 iLab 3 New

ECT 122 Week 2 iLab #3

Part 1

Parts:
Breadboard

DC Power Supply

Hand Held DMM

Test leads

Wire

56kΩ resistor

Given the circuit below, use Ohm’s law to determine the total current in the circuit and the voltage across the resistor.

A

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5
Q

ECT 122 Week 3 iLab 1 New

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ECT 122 Week 3 iLab 1 New

  1. Identify the type of the following circuits as either serial or parallel.
  2. List four characteristics of a series circuit.
  3. Calculate the total resistance in the circuit below. Show the formula used.
  4. Download the Multisim file “Series1” from Doc Sharing, Week 3. Run the simulation and verify the simulated results are the same as the calculated values. Were the values the same? Yes/No. If No, why?
  5. Construct the circuit above on the breadboard. Have the professor verify the circuit. Using the handheld DMM and ELVIS DMM (if you are using ELVIS), measure each resistor value and the total resistance. Record the values in the table below. Compare the measurements and verify that they are within acceptable range.
A

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6
Q

ECT 122 Week 3 iLab 2 New

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ECT 122 Week 3 iLab 2 New

  1. Using the circuit below, calculate the following values. On the circuit drawing, indicate the polarities for each voltage and show the current direction.
  2. Download the Multisim file “Series2” from Doc Sharing, Week 3. Simulate the circuit. Use an XMM to measure the following values.
  3. Use the breadboard to construct the circuit above. Measure and record the value of eachresistor with the handheld DMM. Remember that you should remove the resistor from the circuit to obtain an accurate reading. Connect the input of the circuit to the variable positive supply connections on the power supply. Set the DC power supply to +10 volts. Use the handheld DMM to verify the input voltage is +10 V. Measure and record each voltage listed below with the handheld DMM. Measure the current last. Have the professor verify the connections before applying power.
  4. How did the measured values compare to the calculated and simulated ones? The come very close but a little off due to tolerance of resistors.
A

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7
Q

ECT 122 Week 3 iLab 3 New

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ECT 122 Week 3 iLab 3 New

  1. Using the circuit below, calculate the anticipated voltage drops across each resistor and record them below.
  2. Download the Multisim file “VD1” from Doc Sharing, Week 3. Run the simulation and record the voltmeter readings.
  3. Download the Multisim file “Series3” from Doc Sharing, Week 3. Connect the potentiometer as a variable resistor and set its initial value to 2.2 kW. Remember to set the potentiometer before placing it in the circuit. Calculate the total current. Simulate the circuit and record the values below.
  4. Use the breadboard to construct the circuit above. Verify that the value of eachresistor is within tolerance. Remember that you should remove the resistor from the circuit to obtain an accurate reading. Connect the input of the circuit to the variable +12V supply connections on the workstation. If using ELVIS, open the ELVIS Variable Power Supply in the Instrument Launcher. Set the supply to +10 volts. Use the handheld DMM to verify that the input voltage is +10 V. Measure and record each current listed below.Have the professor verify the connections before applying power.
  5. If using ELVIS, use the ELVIS DMM to measure the current in the last circuit and compare it to the readings obtained with the handheld DMM.
A

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8
Q

ECT 122 Week 4 Homework Practice Problems New

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ECT 122 Week 4 Homework Practice Problems New

  1. Determine the potentiometer setting needed to set the current in Figure 4.33a to 18 mA.
  2. Determine the potentiometer setting needed to set the current in Figure 4.33b to 27 mA.
  3. The table below refers to Figure 5.27. For each combination of branch currents, find the total circuit current.
  4. Determine the values of the branch currents and the total current for the circuit shown in Figure 5.28a. Vs/Rn = In 8/1000 = I1 = 8 mA 8/200 = I2 = 40 mA It = 48 mA
  5. Determine the values of the branch currents and the total current for the circuit shown in Figure 5.29b.
  6. Calculate the value of RT for the circuit shown in Figure 5.29b.
  7. Calculate the value of RT for the circuit shown in Figure 5.31a.
  8. Determine the potentiometer setting required to set the total circuit current in Figure 5.32b to 36 mA.
  9. Determine the branch current values for the circuit shown in Figure 5.34c.
  10. Calculate the branch values of current and power for the circuit shown in Figure 5.39. Also, calculate the circuit values of IT, RTand PT.
  11. For each of the circuits shown in Figure 5.42, find the missing value(s).
A

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9
Q

ECT 122 Week 4 iLab 1 New

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ECT 122 Week 4 iLab 1 New

ECT 122 ECT/122 ECT 122 Week 4 iLab 1

A

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10
Q

ECT 122 Week 4 iLab 3 New

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ECT 122 Week 4 iLab 3 New

  1. Calculate the current in each branch of the parallel circuit below.
  2. Download the Multisim file “Parallel1” from Doc Sharing, Week 4. Run the simulation and verify the simulated results are the same as the calculated values. Were the values the same? (YES/NO.) If no, why?
  3. Calculate the total power dissipated in the circuit by using the total voltage and current. Then calculate the power dissipated in each resistor and verify that the sum of the power dissipated in each resistor equals the total power dissipated.
  4. Construct the circuit above on the breadboard. Connect the circuit’s input to the variable positive supply. Set the supply to +8V. Use the handheld DMM to adjust the supply to +8 V. Using the handheld DMM, measure the currents below. Remember, to measure current, the handheld DMM must be in series with the resistor. Have the professor verify the circuit before applying power.
A

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11
Q

ECT 122 Week 4 iLab 2 New

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ECT 122 Week 4 iLab 2 New

  1. State Kirchhoff’s Current Law.
  2. What is the equation for the total current in a parallel circuit?
  3. Determine the total current in the following nodes.
  4. Determine the total current in the following circuit.
  5. If VS = 10 V in the circuit above, what are the following voltages?
  6. Download the Multisim file “Parallel2” from Doc Sharing, Week 4. Calculate the values below.
  7. Prototype the circuit below on the breadboard. Connect the circuit’s input to the variable +12 V supply. Turn on the DC power supply and use the handheld DMM to set it to +10V. Using the handheld DMM, measure the values below. Remember, to measure current, the handheld DMM must be in series with the resistor.Have the professor verify the circuit before applying power.
  8. How do the measured values compare to the calculated value? Are there any significant differences (YES/NO)? If yes, why?
A

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12
Q

ECT 122 Week 5 Homework Practice Problems New

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ECT 122 Week 5 Homework Practice Problems New

ECT 122 ECT/122 ECT 122 Week 5 Homework Practice Problems

A

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13
Q

ECT 122 Week 5 iLab 2 New

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ECT 122 Week 5 iLab 2 New
1.Calculate the quantities listed.

  1. Download the Multisim file “Ser_Par2” from Doc Sharing, Week 5. Run the simulation and verify the simulated results are the same as the calculated values. Were the values the same? Yes/No. If no, why?
  2. Construct the circuit above on the breadboard. Connect the circuit’s input to the power supply and set it to +10 V. Use the handheld DMM to adjust the supply to +10 V. Using the handheld DMM, measure the values below. Remember, to measure current, the DMM must be in series with the resistor. Have the professor verify the circuit before applying power.
A

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14
Q

ECT 122 Week 5 iLab 3 New

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ECT 122 Week 5 iLab 3 New
1.Determine the load voltage by deriving an equivalent circuit for the circuit below. Reduce the R1, R2, and R3 combination to a single equivalent resistance. Also, reduce R4 and RL1 to a single resistance.

  1. Download the Multisim file “Ser_Par3” from Doc Sharing, Week 5. Run the simulation and verify the simulated load voltage matches the calculated value.
  2. Modify the Multisim file to match the equivalent circuit you developed in problem #1 (Battery and two equivalent resistors). Run the simulation and compare the equivalent circuit’s results with the original circuit’s results. Are the results the same (YES/NO)? If no, determine why and correct it
  3. Construct the original circuit above on the breadboard. Connect the circuit’s input to a DC power supply and set it to +10 V. Use a hand held DMM to adjust the supply to +10 V. Using the hand held DMM, measure the load voltage. Have the professor verify the circuit before applying power.
  4. If using ELVIS, repeat step 4 using the ELVIS DMM instead of the hand held DMM. Have the professor verify the circuit before applying power.
A

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15
Q

ECT 122 Week 6 iLab 1 New

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ECT 122 Week 6 iLab 1 New

ECT 122 Week 6 iLab #1

  1. Define troubleshooting.
  2. What is an open circuit?
  3. What is the primary symptom of an open circuit?
A

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16
Q

ECT 122 Week 6 iLab 2 New

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ECT 122 Week 6 iLab 2 New

ECT 122 Week 6 iLab #2

  1. Determine the range of output voltages for the circuit below. RLvaries from 47 Ω to 470 Ω.
  2. Download the Multisim file “Ser_Par4” from Doc Sharing, Week 6. Run the simulation and verify that the simulated load voltage matches the calculated value.
  3. Construct the original circuit above on a breadboard. Connect the circuit’s input to a variable positive supply. Connect the circuit’s input to the power supply and set it to +10 V. Use a DMM to adjust the supply to +10 V. Measure the load voltage with a DMM. Have the professor verify the circuit before applying power.
A

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17
Q

ECT 122 Week 6 Quiz New

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ECT 122 Week 6 Quiz New

  1. (TCO 3) For the circuit below, what will XMM6 read if the switch is open?

XMM1 is measuring current and the other DMMs are measuring voltage

  1. (TCO 3) For the circuit below, calculate the resistance from A to B.
  2. (TCO 4) For the circuit below, how much current is leaving the node connecting V1 and R1.
  3. (TCO 5) Determine the current through R2 in the circuit below.
  4. (TCO 4) Determine the power disappointed by R3 in the circuit below
  5. (TCO 5) Determine the power dissipated in R1 in the circuit below.
  6. (TCO 5) For the circuit below, calculate the current through the 2 kΩ resistor
  7. (TCO 6) I1 is 2mA; I2 is 1mA. What is voltage Vx and resistance R5?
  8. (TCO 8) For the circuit below, calculate all the voltages and currents. Then shown the fault voltages, determine which component is at fault and if it is an open or a short. If Vs = 6V
A

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18
Q

ECT 122 Week 7 iLab 1 New

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ECT 122 Week 7 iLab 1 New

ECT 122 ECT/122 ECT 122 Week 7 iLab 1

A

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19
Q

ECT 122 Week 7 iLab 2 New

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ECT 122 Week 7 iLab 2 New

ECT 122 ECT/122 ECT 122 Week 7 iLab 2

A

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20
Q

ECT 122 Week 7 iLab 3 New

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ECT 122 Week 7 iLab 3 New

ECT 122 ECT/122 ECT 122 Week 7 iLab 3

A

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ECT 122 Entire Course New (10 decks)

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