" One such advance was made by a German physicist named Georg Simon Ohm. 1 Introduction In today&39;s high technology world, the electrical engineer is faced with the design and analysis of an increasingly wide variety of circuits and systems. Thevenin’s theorem, also called Thevenin equivalent, states that if we identify a pair of terminals in any circuit made up of both independent and dependent sources and resistors, the circ. The more the voltage supplied, the more the current. ECE 203 — DC CIRCUITS.
Circuit Construction Kit: DC - Virtual Lab. Clock generator / Timing circuit 8. It was ensured that the connections were done as indicated by the circuit diagram. · lulu@ Laboratory Manual - DC Electrical Circuit M. The DC Fundamentals course provides comprehensive, hands-on instruction in the terminology, principles and applications of dc circuits. 6MB) Download Lab Solutions Manual (application/zip) (18. Lab 3 - DC Circuits and Ohm&39;s Law Introduction During the nineteenth century so many advances were.
. Valley Community College@ Laboratory Manual - DC Electrical Circuit Analysis. Electrical circuit analysis is the process of finding the voltages across and the currents through every component in the network.
The third and fourth circuits were the same as the first and second circuits. PSPICE SIMULATION OF NODAL ANALYSIS FOR DC CIRCUITS 2. DC circuits may be in series, parallel or a combination. Refer to Section III in Experiment 1 to set the voltages sources in the circuit. It is used to build temporary circuits for testing or to experiment new circuit ideas.
The flow of direct current in a circuit is only possible when the circuit is closed, however, if the circuit is open, flow of current stops. Test the theoretical analysis of series-parallel networks through direct measurements. A direct current (DC) electrical circuit consists of a source of DC electricity with a conducting wire going from one of the source terminals to a set of electrical devices and then back to the other terminal, in a complete circuit. Should take only the lab manual, calculator (if needed) and a pen or pencil to the work area. department of electrical & computer engineering california state university, los angeles.
List of experiments: 1. Do not inter change the IC’s while doing the experiment. This implies that the same amount of current flows in and out of each component of the circuit. Simulate the circuit in Figure 3 – 2 (b) using MultiSim. 2 Analyze complicated circuits using different network theorems. Nodal analysis is a method of determining the voltage at the nodes in an electrical circuit with respect to a reference node, using Kirchoff’s current law. In the fifth circuit, two switch. CIRCUITS LABORATORY EXPERIMENT 1 DC Circuits – Measurement and Analysis 1.
DC circuit basics. For this experiment, six different circuits were connected and in each case, the current flowing in and out of the circuit’s component(s) was recorded and discussed. DC CIRCUITS: Ohm’s Law & Kirchhoff’s Rules 1. The current entering both bulbs when the switch is closed was ascertained.
Should learn the prelab questions. Following a carefully designed instructional program, students become familiar with all components of the board. Using a current probe, the current flowing in and out of different components of a circuit can be determined.
Do not panic if you don’t get the output. · Lab 3 - Capacitors and Series RC Circuits 9 Lab 4 - Inductors and Series RL Circuits 18 Lab 5 - Parallel RC and RL Circuits 25 Lab 6 - Circuit Resonance 33 Lab 7 -Filters: High-pass, Low-pass, Bandpass, and Notch 42 Lab 8 - Transformers 52 Lab 9 - Two-Port Network Characterization - Final Exam 70 Appendix A - Safety 72. DC CIRCUITS OBJECTIVES 1. The manual contains sufficient exercises for a typical 15 week course using a two to three hour practicum period.
· laboratory manual electrical measurements and circuits. View 114 DC Circuits Lab Manual with parameters. ECE 203 – DC Circuits Spring. Short AB, as shown in Figure 3 – 2 (a). Fiore and is intended for use in a DC electrical circuits course and two and four year electrical engineering curriculums.
· Phys 102 formal simple dc circuits lab report 1. These laws are Ohm’s law, KCL (Kirchhoff’s current law or Kirchhoff’s first law) and KVL (Kirchhoff’s voltage. Tech II Semester Branch : ECE / EEE Prepared by. Avoid loose connections and short circuits. Introduction This laboratory manual is intended for use in an AC electrical circuits course and is appropriate for either a two or four year electrical engineering technology curriculum. . A direct electric current flows only when the electric circuit is closed, but it stops completely when the circuit is open.
A DC circuit is usually powered by a DC voltage source or a DC current source. See full list on schoolworkhelper. Laboratory in Wave Motion, Electricity, Magnetism and Optics (PHYS 2240 ) Uploaded by.
A DC circuit is an electrical circuit that consists of any combination of constant voltage sources, constant current sources and resistors. Tsiklauri Carlos Vides PHY 225 Lab 1. What is circuit engineering?
In some cases one method is clearly preferred over another. Since resistance impedes the flow of current, it implies that resistance is inversely proportional to the flow of current. , voltage, current and resistance, are the most basic and fundamental measurements an electrical engineer can make. Do not throw the connecting wires to floor. Read through the lab experiment to familiarize themselves. Do not exceed the voltage dc circuits lab manual Rating.
A direct current circuit is a circuit that electric current flows through in one direction. 3 Acquire skills of using MATLAB software for electrical circuit studies. List some of the features of each supply including its voltage and current ratings.
Digital Communications Lab (R16) Dept of ECE III B. The holes connected by a same metal strip form one common node in a circuit. However, underlying all of these systems at a fundamental level is the operation of DC circuits. The difference in this case is that the third circuit consisted of a 10Ω resistor in the place of a bulb, while the fourth circuit consisted of a 10Ω and 51Ω resistors in the place of the two bulbs. · 13 videos Play all DC Electrical Circuits Labs Darren Holmes AC Electrical Circuits Lab 7 - (KEYSIGHT) Parallel RC and RL Circuits - Duration: 54:35. In a series connection, current or electrons flow in one direction. A number of techniques are frequently used for resistive circuits.
Before you begin your experiment, flip over the breadboard and study the metal coating carefully so that you fully understand the connections on the breadboard. of ECE CREC 5 V-I CHARACTERISTICS: PROCEDURE: (i) FORWARD BIAS (For ‘Ge’ and ‘Si’ Diode): 1. The one we are going to use for this lab is an Agilent E3630A Triple Output DC Power Supply, as shown in Figure 1 – 2.
The relationship. pdf from PHY 112 at Mesa Community College. Figure 3-1 Circuit 1. Furthermore, the measurement of DC circuit quantities, i. Each exercise includes an objective, a theory overview, equipment needed, schematics, step-by-step procedures, and. The focus of this exercise is an examination of basic series DC circuits with resistors. In the second circuit, the number of bulbs was increased to two.
dc circuits lab manual Students use a voltage sensor, a current sensor, and an AC/DC electronics laboratory to construct simple resistor circuits with resistors in series or in parallel, or both (with at most one parallel loop of resistors), to demonstrate the validity of dc circuits lab manual Kirchhoff&39;s loop rule (conservation of energy), and Kirchhoff’s junction rule (conservation of charge). Sample & Hold circuit 5. These circuits can eithe. A key element is Kirchhoff’s voltage law which states that the sum of voltage rises around a loop must equal the sum of the voltage drops. Simulate the circuit in Figure 3 – 2 (a) using MultiSim.
Parallel –Serial Shift register 7. The components are all connected in series, and as a result, the same amount of current flows through each component. Measure properly the voltages and currents of a series-parallel network.
Refer to ‘Digital Multimeter’ in ‘BACKGROUND’ section on how to use a DMM to measure resistance, voltage and current. 25 VY, where VY and VZare the input and output voltages respectively. Practice applying Kirchhoff’s voltage and current laws, the current divider. Referring to Figure 3 – 3 (a), design Circuit A such that VY = 0. With a resistor connected between nodes A and B, simulate the circuit using MultiSim for the following 3 resistor values: 1 kΩ, 2.
A switch is a device for making or breaking an electric circuit. For the circuits in Figure 1 – 6, use VS = 9V as the input voltage and choose any resistor values within the range of 1 kΩ to 56 kΩ unless specified otherwise. What is a DC electrical circuit?
Refer to APPENDIX II for available resistors. For the circuit in Figure 1 – 6 (b), use a DMM to read V1, V2, V3 and IS. Figures A1 and A2 show two time-varying quantities that have non-zero average value. They learn how to isolate, identify, and test a series of circuits and perform troubleshooting exercises to demonstrate their mastery of the course.
The switch was connected to the positive terminal of the power source and the two current probes were connected on either side of the bulb to ascertain the current entering and leaving the bulb when the switch is closed. Assign the same value to all resistors with the same name and different values to those with different names. Also, in a circuit, there is resistance to the flow of current, and this resistance can come from the wires and components in the circuit, or through a resistor. University of North Texas.
Leave AB open, as shown in Figure 3 – 2 (b). When setting each outpu. There are basic concepts and laws that are fundamental to circuit analysis. Upon the completion of Electrical Circuit and simulation practical course, the student will be able to attain the following: 1 Familiarity with DC and AC circuit analysis techniques. 5A) and 0 to 6V (0 to 2. Two alligator clips were used to form a switch. This relationship is outlined by Ohm’s law. It is often helpful to consider which method is more appropriate for the problem solution and make the selection.
Lab I: Basic DC Circuits Introduction. The voltage divider rule will also be investigated. The currents are approximately the same, and the reason is same as the reason in the first circuit. A switch is used to open or close the circuit. Remember to use your notebook as dc circuits lab manual a laboratory journal and record your data,. For the circuit in Figure 3 – 1, all 7 resistors have different resistance values.
Do not come late to the lab. Series and Parallel Circuits Lab Report. Laboratory Manual Dr. LAB MANUAL ELECTRONIC DEVICES & CIRCUITS LAB Dept. PSPIE SIMULATION OF D.
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