Series and parallel inductors resources and going further. Not required equipment list qty items part numbers 1 acdc electronics lab em8656 2 d cell 1. Figure 5a is an example of the first category and figure 5b is an example of the second. In this experiment, we could determine the total current flowing through a series circuit and parallel circuit, the voltage across each resistor and the current flowing through a series circuit and parallel circuit. Theory in the previous experiment, you constructed 4 circuits, each circuit built with one resistive element. In this lab, my objective was to understand the relationships between resistance, potential. To understand the resonance frequency, cutoff frequency, bandwidth and quality factor of a resonance circuit. Apr 10, 2019 in parallel rlc circuits the voltage in two branches of circuit is same but current divides, therefore resonant frequency is given by the equation. Calculate i 1, i 2, i 3 and vo for the circuit shown in figure 1 for f 1khz and f 10khz. Lab 3 circuits lab report series and parallel circuits shafkat. In a series circuit, the parts of the circuit are in a row, one after the other so current flows through them. In circuit b we have resistors r 1 and r 2 combined to get. Physics 215 experiment 11 series and parallel circuits 45 5. In parallel rlc circuits the voltage in two branches of circuit is same but current divides, therefore resonant frequency is given by the equation.
You will be building circuits similar to the ones you will be working with in homework and exam problems. To study current flow, voltage, and resistance in series and parallel circuits. The rules for series and parallel combinations of resistors and. For holiday lights, this means one bulb can burn out and not affect the rest of the circuit. 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. Construct the circuit shown in figure 1 and measure i 1, i 2, i 3 and vo.
In this experiment, we could learn the difference between resistors in series and parallel. Rc circuits and the oscilloscope mercer university. Circuits in the first category can be analyzed using the concept of. This experiment is an introduction to the wiring of simple electrical circuits, the use of ammeters and voltmeters, series and parallel circuits, and rc circuits. Parallel circuits are set up so that the current has an independent path to take through each piece. The last experiment is about series and parallel circuits and the objectives were to determine the total current for both types of circuits, to determine the voltage and current on each resistor for both types of circuits.
Investigation of the characteristics of series and parallel. Phys 2240section 516 lab 4b report anagha krishnan l ab r eport 4b. What do you notice about the relationship between the three voltage readings v 1, v 2, and v tot in parallel circuits. Series and parallel resistors are a key component to most circuits and influence how electricity is used in most applications. Simple series and parallel circuits the definitions of series and parallel circuits will be given in this lab. Laboratory in wave motion, electricity, magnetism and optics phys 2240 uploaded by. Use pspice to determine i 1, i 2, i 3, and vo in figure 1 at f 1khz and f 10khz. In this experiment you will examine the difference between series and parallel circuits. In parallel circuits, each light bulb has its own circuit, so all but one light could be burned out, and the last one will still function. 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. We will observe the effect of varying resistance on current while keeping voltage constant.
The objective of this lab is to study resistances connected in series, parallel, and combination circuits. Our mission is to provide a free, worldclass education to anyone, anywhere. Adjust the power supply until the potential difference across the resistors is 1. Measurements on dc circuits 1 objectives the objective of this experiment is to analyze simple resistive circuits in dc. In this portion of the lab, we will be studying circuits containing resistors in series and in parallel. Seriesparallel circuits seriesparallel circuits can be more complex as in this case. The presence of branch lines means that there are multiple pathways by which charge can traverse the external circuit. In figure 1, all of the current flowing from the battery must also flow through the resistors r 1 and r 2. The objective of this laboratory experiment is to analyze a series circuit in respect to its components and characteristics. And we can see the relationship of the resistances, current and voltage in circuit which related to ohms law.
May 07, 2016 parallel and series resistor circuit analysis worked example using ohms law reduction doc physics duration. Equation 7 gives the e ective resistance for resistors in parallel. To investigate the current flow and voltages in series and parallel circuits, and also to use ohms law to calculate equivalent resistances of. In a series circuit, every device must function for the circuit to be complete. Lab report series and parallel circuits electrical. Two components are in series if they share a common node and if the same. The objective of this lab is to study circuits with resistors connected in series, parallel, and combination. Parallel circuit is a circuit wherein each device is placed in its own separate branch. Verify your calculations experimentally by measuring i t. Also, measurements in very simple series and parallel circuits will be discussed. This activity will allow you to explore a model circuit and decide whether these light circuits are connected in series or in parallel.
Series parallel lab report series and parallel circuits. At other nodes specifically the threeway junction between r 2, r 3, and r 4 the main blue current splits into two different ones. In this experiment it was expected of the experimenter to have a basic knowledge of. If you understand what we are doing in this experiment, you will be all set to do well on the midterm questions about circuits.
Physic lab 5 series and parallel circuits please h. If one bulb burns out in a series circuit, the entire circuit is broken. If two resistors are in series, then same current i flow. The circuits will be wired up on the pasco circuit board. To observe resistance, current, and voltage relationships in series and parallel combinations. Nov 27, 2014 construct circuits and use ammeters and voltmeters to measure resistance in series and parallel circuits. Emt 1150 lab professor aparicio carranza electrical circuits. Parallel and series resistor circuit analysis worked example using ohms law reduction doc physics duration. Resistors are in parallel if their terminals are connected to the same two nodes. With these two derived resistor relationships, we can nd all the properties of any circuit containing resistors in series or parallel or any combination of the two. Use pspice to simulate and analyze a series parallel rlc circuit at discrete frequencies and over a wide range of frequencies. Where series components all have equal currents running through them, parallel components all have the same voltage drop across them series.
Rc circuits 2 two circuit elements are in series if all of the current flowing through one also flows through the other. Two resistors in series a circuit having two resistors r1 and r2 in series is indicated below. We will use a multimeter to measure the voltage v, resistance r, and current i of said series circuit and use the collected data to determine how a series circuit functions. University of north carolina at charlotte department of. 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. Wires add series resistance to circuits, just as good and bad connections add also. Parallel resistors part 1 parallel resistors part 2. We will also analyze the current in a series circuit and the effect of varying voltage on current.
Experiment 4b series parallel circuits lab report phys. We then use ohms law to find the resistance by dividing the measured voltage by the. Circuits such as these fall into one of two categories. Conclusion on series and parallel circuits conclusion on. The current flow is expected to be uniform throughout the series circuits, but will be stronger through the smaller resistor in the parallel circuits. In this experiment, the circuit characteristics of resistors in. 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 last experiment is about series and parallel circuits and the objectives were to determine the total current for both types of circuits, to determine the voltage and current on each resistor for both types of circuits were easily achieved by just following the procedure. Verify the characteristics of parallel circuits r t, v r1 v r2, etc b.
At some frequency the inductive and capacitive reactances magnitudes becomes equal. You will apply various voltages across the resistor or circuit using a power supply, and measure the current i through the resistor and the voltage. Calculating equivalent resistances in parallel circuits experiment time part 1 experiment time part 2 rules of thumb for series and parallel resistors series and parallel capacitors. 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. Basically virtual lab for the two main types of circuit. Investigation of the characteristics of series and. S eries p arallel c ircuits i ntroduction in this experiment, we reduce series parallel circuits to an equivalent resistance. Simple circuits such as resistive elements connected in. Feb 22, 2015 phys 102 formal simple dc circuits lab report 1. In the next picture, we again see three resistors and a battery. To study the behavior of series and parallel lc circuits at resonance. To determine if a circuit is inductive or capacitive. This experiment demonstrates how current is distributed in resistors connected in series or parallel, and thus describes how to calculate the total effective resistance.
Compare measured and calculated voltages and current for a series parallel rlc circuit at discrete frequencies. Each charge passing through the loop of the external circuit will pass through a single resistor present in a single branch. Please help me to correct my lab report and write the conclusion abstract. To practice more complicated construction of circuits. Calculating equivalent resistances in parallel circuits experiment time part 1 experiment time part 2 rules of thumb for series and parallel resistors series and parallel capacitors experiment time part 3 experiment time part 3, continued. In figure 2, the current flowing through r 4 does not flow through r 5 and vice. To investigate the circuits to tell whether the resistors are in parallel or in series also to determine the internal resistance of a 1. This experiment will have the student investigate the characteristics of 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. The objective of this experiment is to use ohms law to determine the resistance of several individual resistors and the equivalent resistance of series and parallel combinations. Thats the key difference between series and parallel series circuits defined. Well then explore what happens in series and parallel circuits when you combine different types of components, such as capacitors and inductors.
Series and parallel circuits objectives to study current flow and voltages in series and parallel circuits. Science 14 lab 3 dc circuits dartmouth college home. The equivalent overall resistance is smaller than the smallest parallel resistor. 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. Ohms law iiiresistors in series and parallel however, all wires that make connections and the connections themselves qualify as series resistance. Construct circuits and use ammeters and voltmeters to measure resistance in series and parallel circuits.
In the first part of this experiment we will study the properties. Rlc series and parallel circuits lab free class notes. To study the properties of series and parallel connection. There are two types of circuits namely, series and parallel. The most common place you will encounter electric circuits is across them. Similar to the thought experiment last week, imagine a trough, such as a rain gutter, various types of materials we can insert into the trough all fit snugly so no water can gush past the edges to change how water flows from the top to the bottom. 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. Erin phlegar and stephen few physics 102l, section. Physics 215 experiment 11 series and parallel circuits. The purpose of the lab is to find the equivalent resistance for components in an electrical circuit in series and parallel. To use ohms law to calculate equivalent resistance of series and parallel circuits. Note, currents are measured indirectly by measuring the voltage across an.
Series and parallel circuits lab report phys 2240 studocu. Series and parallel circuits adam capriola and ben york experiment performed. Prepare your report as per the guidelines given in appendix iii. Physic lab 5 series and parallel circuits please help me to correct my lab report and write the conclusion abstract. Lab report on series and parallel circuit free essays. After that the student will investigate the voltage and current relationships in a combination seriesparallel circuit. Series parallel resonance circuit linkedin slideshare. To study the equivalent resistances of two fundamental connections of resistors resistors in series and in parallel. We then confirm that resistance experimentally by measuring the total current and the total voltage. Lab report series and parallel circuits february 19, 2016 shafkat salam lab partners.
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