Rlc series and parallel circuits lab free class notes. Series and parallel circuits lab report february, 2020 0 comments in lab report, physics assignment help by admin this is a lab report for physics class. The reciprocal of the total resistance equals the sum of the reciprocals of the individual branch resistances. To observe resistance, current, and voltage relationships in series and parallel combinations. Lecture notes, introduction to human resources management samplepractice exam 2016, questions exam march 2016, questions and answers summary biology. In this experiment, the circuit characteristics of resistors in series and. Calculate i 1, i 2, i 3 and vo for the circuit shown in figure 1 for f 1khz and f 10khz. It was seen in this experiment that a capacitor can be charged up to the point where its voltage is the same as the voltage across the battery. Use pspice to determine i 1, i 2, i 3, and vo in figure 1 at f 1khz and f 10khz. Physic lab 5 series and parallel circuits please h. Gain experience analyzing and verifying, by measurements, the characteristics of seriesparallel resistive circuits. The sum of the individual branch currents equals the total current in the circuit. Rc circuits and the oscilloscope mercer university. Not required equipment list qty items part numbers 1 acdc electronics lab em8656 2 d cell 1.
Include a statement that the work done in this lab and submitted in this report is yours and your partners. Discussion of principles ohms law can be written algebraically as. Calculate and measure rt for the following circuits. The lab use the ohms law iru to find the equivalent resistance. Circuits such as these fall into one of two categories. The rules for series and parallel combinations of resistors and capacitors will also be explored. Pdf py2404 lab report series and parallel circuits. Where series components all have equal currents running through them, parallel components all have the same voltage drop across them series. To study the relationship between current and voltage in dc circuits. Measurements on dc circuits 1 objectives the objective of this experiment is to analyze simple resistive circuits in dc.
The voltage is the same across each branch of a parallel circuit. Adjust the power supply until the potential difference across the resistors is 1. The presence of branch lines means that there are multiple pathways by which charge can traverse the external circuit. General physics iii lab page 1 of 6 pcccascade experiment. A complete lab writeup includes a title, a purpose, a data section, and a conclusion discussion of results.
Figure 5a is an example of the first category and figure 5b is an example of the second. And we can see the relationship of the resistances, current and voltage in circuit which related to ohms law. Laboratory in wave motion, electricity, magnetism and optics phys 2240 uploaded by. Part 2 determine the current and voltage through current dividers and voltage dividers. The most common place you will encounter electric circuits is across them. To determine if a circuit is inductive or capacitive. Theory in the previous experiment, you constructed 4 circuits, each circuit built with one resistive element. For one part of the lab we used two 100 ohm resistors in series and measured the following. Lab report on series and parallel circuit free essays. Physics 215 experiment 11 series and parallel circuits.
In more complicated circuits you will need to generalize the notions of series and parallel. Increase understanding of the relationship of voltage, current. Parallel circuit discussion series and parallel circuits. What do you notice about the relationship between the three voltage readings v 1, v 2, and v tot in parallel circuits.
Notice the voltmeter has leads in the com and v ports and is connected from one side of the resistors to the other side. In this experiment, we could learn the difference between resistors in series and parallel. A capacitor is composed of two plates with either air or an insulator also known as a dielectric between the plates. The series circuit a series circuit or seriesconnected circuit is a circuit having just one current path. Conclusion on series and parallel circuits conclusion on. Physic lab 5 series and parallel circuits please help me to correct my lab report and write the conclusion abstract. Rc circuits and the oscilloscope physics lab x objective in this series of experiments, the time constant of an rc circuit will be measured experimentally and compared with the theoretical expression for it.
The objective of this lab is to study circuits with resistors connected in series, parallel, and combination. The function of a capacitor is to obtain, hold, and store charge, especially in the case of short. To practice more complicated construction of circuits. Indicate the resonance frequency f o and the width of the resonance curve the bandwidth, which is the interval.
Experiment 3 resistors in series and in parallel print this page to start your lab report 1 copy print 2 copies of this file data page object. This experiment should show you the difference between resistors in series and parallel. To study current flow, voltage, and resistance in series and parallel circuits. How life works ch 118 seminar assignments assignments 16 environmental science midterm. They can be found in various forms such as in ac mains filters, noise filters and also in radio and television tuning circuits producing a very selective tuning circuit for the receiving of the different frequency channels.
Physics 215 experiment 11 series and parallel circuits 45 5. Circuits laboratory experiment 3 ac circuit analysis. Components in an electrical circuit are in series when they are connected one after the other, so that the same current flows through both of them. Series and parallel circuits objectives to study current flow and voltages in series and parallel circuits. With simple series circuits, all components are connected endtoend to form only one path for the current to flow through the circuit with simple parallel circuits, all components are connected between the same two sets of electrically common points, creating multiple paths for the current to flow from one end of the battery to the other. Sketch the so called resonance curve for the series resonance circuit in fig.
For example, in figure 2, the equivalent resistance of r 4 and r 5 in parallel, 1 r 4 1 r 5 1 r 4 r 5 r 4. In this experiment you will examine the difference between series and parallel circuits. Insert the wires of these leads into the circuit board across the three resistors in series with the two multimeters set to voltage v and current a as shown in the figures 6 and 7. At other nodes specifically the threeway junction between r 2, r 3, and r 4 the main blue current splits into two different ones. A complete lab writeup includes a title, a purpose, a data section, and a conclusiondiscussion of results. The electricity moving through a wire or other conductor consists of its voltage v, current i and resistance r. Conclusion discussion at the center of this experiment was. Have performed experiment about series and parallel circuit. Parallel circuit discussion free download as word doc. Parallel circuit discussion series and parallel circuits resistor. Voltage is potential energy, current is the amount of electrons flowing through the wire, and resistance is the friction force on the electron flow. It was found that as the plates of a capacitor are.
Apparatus equipment to examine the voltage and current flow in a series and parallel circuit of resistors. Gain experience analyzing and verifying, by measurements, the characteristics of series parallel resistive circuits. Series parallel lab report series and parallel circuits. Notice that in some nodes like between r 1 and r 2 the current is the same going in as at is coming out. Ecet 231 circuit analysis i lab 6 seriesparallel dc circuits objective. To examine the voltage and current flow in a series and parallel circuit of resistors. In this experiment, we could determine the total current flowing through a series circuit and parallel circuit, the voltage. Lab 3 dc circuits and ohms law introduction during the nineteenth century so many advances were made in understanding the electrical nature of matter that it has been called the age of electricity. If you understand what we are doing in this experiment, you will be all set to do well on the midterm questions. This is because the impedance angle is based on the ratio between the branch currents.
However, a parallel rl circuit can still be characterized as resistive or inductive. This is from a physics lab report on voltage and current for resistors in series and parallel. Conclusion on series and parallel circuits course hero. Series resonance circuits are one of the most important circuits used electrical and electronic circuits. Parallel circuit is a circuit wherein each device is placed in its own separate branch. The current flow is expected to be uniform throughout the series circuits, but will be stronger through the smaller resistor in the parallel circuits. Simple parallel circuit for demonstrating voltage and current behavior to intro students. In this experiment, you will construct circuits using multiple resistors. Each charge passing through the loop of the external circuit will pass through a single resistor present in a single branch. Resistors are said to be connected in series when they. With simple series circuits, all components are connected endtoend to form only one path for the current to flow through the circuit with simple parallel circuits, all components are connected between the same two sets of electrically common points, creating multiple paths for the current to flow from one end of the battery to the other rules regarding series and parallel circuits. In this lab, we will be studying circuits containing resistors in series and in parallel. A device which obeys ohms law generally can be described as a. Created to show intro students how to measure current and voltage in a simple seriesparallel circuit.
The purpose of this lab is to learn and understand rc circuits. Two components are in series if they share a common node and if the. Sep 02, 2011 what do you notice about the relationship between the three voltage readings v 1, v 2, and v tot in parallel circuits. Theory the measurement results of the potential difference across the resistor r1 and r2. For example, in the series circuit, the two resistors are both 10. Equation 7 gives the e ective resistance for resistors in parallel. Ecet 231 circuit analysis i lab 6 series parallel dc circuits objective. Erin phlegar and stephen few physics 102l, section. The data section includes a diagram of the two circuits being. University of north carolina at charlotte department of. The purpose of the lab is to find the equivalent resistance for components in an electrical circuit in series and parallel.
One such advance was made by a german physicist named georg simon ohm. Brian lavelle and winston tran abstract the purpose of this lab is to. Put on the vertical axis the current or voltage across resistor r and log f on the horizontal axis. This activity will allow you to explore a model circuit and decide whether these light circuits are connected in series or in parallel. Students successfully completing this lab will accomplish the following objectives. Calculate and measure r t, v 1, v 2, v 3, i 1, i 2, i 3, i t, and i a for the circuit in figure 2. First, the generation, transmission, distribution, and consumption of electric energy occur under essentially sinusoidal steadystate conditions. To study the behavior of series and parallel lc circuits at resonance. Lab 3 circuits lab report series and parallel circuits shafkat. Series and parallel circuits lab report phys 2240 studocu. Feb 22, 2015 phys 102 formal simple dc circuits lab report 1.
These arrangements are called series and parallel circuits. To compare the characteristics of series circuits to the characteristics of parallel circuits. Thats the key difference between series and parallel series circuits defined. In this lab, my objective was to understand the relationships between resistance, potential. Circuits laboratory experiment 3 ac circuit analysis 3. Pdf py2404 lab report series and parallel circuits hassan.
To explore the time dependent behavior of rc and rl circuits prelab reading introduction when a battery is connected to a circuit consisting of wires and other circuit elements. Series and parallel connection object to study the properties of series and parallel connection. You will be building circuits similar to the ones you will be working with in homework and exam problems. Note, currents are measured indirectly by measuring the voltage across an. Series and parallel circuitslab report february, 2020 0 comments in lab report, physics assignment help by admin this is a lab report for physics class. The data section includes a diagram of the two circuits being compared and a documented record of procedure and observations.
Construct the circuit shown in figure 1 and measure i 1, i 2, i 3 and vo. Dc circuits may be in series, parallel or a combination. To test this theory, we used three different circuit set ups and a dmm to dete. Compare measured and calculated voltages and current for a series parallel rlc circuit at discrete frequencies. The result of this lab is the equivalent resistance of the components in a electrical circuit in series equals to the sum of all the resistors. An rc circuit is composed of at least one resistor and at least one capacitor. To use ohms law to calculate equivalent resistance of series and parallel circuits. Use pspice to simulate and analyze a series parallel rlc circuit at discrete frequencies and over a wide range of frequencies. Essay, 6 pages the aim of this experiment was to understand the relationship between the variables of ohms law and how they are part of an operation of an electric circuit. To understand the resonance frequency, cutoff frequency, bandwidth and quality factor of a resonance circuit. Resistors in series and parallel connections fau studocu.
Using equations 4 and 7, we can nd all the properties of any circuit containing resistors in series or parallel or any combination of the two. Lab report series and parallel circuits february 19, 2016 shafkat salam lab partners. Parallel circuit discussion electrical circuit lab report. Circuits in the first category can be analyzed using the concept of. Resistors 3 lightbulbs 1 power supply of 3v 1 voltmeter 1 ammeter 1 cbl w ti84 calculator. The objective of this lab is to study resistances connected in series, parallel, and combination circuits. Oct 31, 2014 part 2 determine the current and voltage through current dividers and voltage dividers. Rl circuits unlike series rl circuits, the impedance angle in parallel rl circuits is not solved in a straightforward manner. To study the equivalent resistances of two fundamental connections of resistors resistors in series and in parallel. Science 14 lab 3 dc circuits dartmouth college home. In the next picture, we again see three resistors and a battery. Essay, 6 pages the aim of this experiment was to understand the relationship between the variables of ohms law and how they are. For example, in figure 2, the equivalent resistance of r 4 and r 5 in parallel, 1 r 4 1 r 5 1 r 4 r 5 r 4 r 5, is in series with r 3.
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