Motivation, theory x and y, classroom, management manager and organisation introduction douglas mcgregor, an american social psychologist, proposed his famous theory x and y in his book the human side of enterprise in 1960. Mar 06, 2019 hybrid parameters or h parameters march 6, 2019 february 24, 2012 by electrical4u hybrid parameters also known as h parameters are known as hybrid parameters as they use z parameters, y parameters, voltage ratio, and current ratios to represent the relationship between voltage and current in a two port network. First let us apply current source of i 1 at input port keeping the output port short circuited as shown below. Principles and parameters theory embodies the difference between underlying and surface structure as the relationship between three levels, as we have already seen briefly in the discussion of movement. There are four terminal variables, namely v1,v2, i1, i2, only two of them are independent. Since there are four parameters, we expect four measurements or calculations. Hence, there are only six possible sets of twoport parameters. Principles and parameters theory, also known as governmentbinding gb theory chomsky, 1981a. Here, y 11, y 12, y 21 and y 22 are admittance parameter. Ieee transactions on microwave theory and techniques. Conversions between s, z, y, h, abcd, and t parameters. Depending on which two of the four port variables are used to represent the network excitation, a different set of equations and a correspondingly.
Now, let us discuss about some of the two port parameter conversions. Z, y, h, abcd, and t parameters which are valid for complex source and load impedances. Network theory lab ee223f lab manual iii sem ece page 2 list of experiments exp no. Which elements act as an independent variables in yparameters. The constants y 11, y 12, y 21, and y 22 are called the admittance or yparameters of the twoport network. Multiport conversions between s, z, y, h, abcd, and t. Theory, models, variables y520 strategies for educational inquiry 22 three meanings of theory a set of interrelated conceptions or ideas that gives an account of intrinsic aka, philosophical values. Theory x and y created by mcgregor has been a valid basic principle from which to develop positive management style and techniques. Ideal transformer a typical circuit network for an ideal transformer in.
Theory xy douglas mcgregor and theory z william ouichi theory x an authoritarian style of management the average worker dislikes work. Two terminals constitute a port if the currents applied to them satisfy the essential requirement known as the port condition. At low frequencies, power is considered to be delivered to the load through the wire. A twoport network a kind of fourterminal network or quadripole is an electrical network or device with two pairs of terminals to connect to external circuits.
Throughout, z represents the impedance matri and y the admittance ma tri. Insights can be gained by extending the discussion beyond human reasoning to rodent and robot navigation. Our decision to begin this lecture series on modern social theory with the question what is theory. Theory y theory y expounds a participative style of management that is decentralized. String theory is a theory of quantum gravity string theory uni. Components of a program theory are explored with specific attention paid. Admittance parameters or yparameters are properties used in many areas of electrical.
Similarly, we can represent current in terms of voltage bt admittance parameters of a two port network. A twoport network can also be represented using yparameters. Short circuit admittance parameters y parameters these parameters are obtained by expressing currents at two ports in terms of voltages at two ports. The linear parameters for unsymmetrical network are. Alan doolittle mosfet small signal model and analysis just as we did with the bjt, we can consider the mosfet amplifier analysis in two parts.
Conversions between s, z, y, h, abcd, and t parameters which. Pan 8 1 the impedance, or z, parameters 111121 221222, ij. Knowledge of a particular language, then, consists of knowledge of the. Gabriel abend northwestern university theory is one of the most important words in the lexicon of contemporary sociology. Since admittance is the ratio of circuit current and voltage, therefore this admittance matrix gives the relationship between the input and output current and voltage of the network. Impedance parameters or z parameters the elements of an impedance matrix or zmatrix are properties used in electrical engineering, electronic engineering, and communication systems engineering to describe the electrical behavior of linear electrical networks. Douglas mcgregor is the one who constructed theory x and y in the 1960s. Mosfet small signal model and analysis just as we did with. Laboratory 3 introduction to twoport networks utk eecs.
Network theory twoport networks in general, it is easy to analyze any electrical network, if it is represented with an equivalent model, which gives the relation between input and output varia. Principles, parameters and universal grammar the principles and parameters approach to syntax proposes that there is a set of universal principles shared by every human language, and that these are known by all human beings. Mixedmode s parameters refer to a special case of analyzing balanced circuits. Find the impedance parameter equivalent of the network in fig. Theory xy douglas mcgregor and theory z william ouichi. Mcnames portland state university ece 222 twoport networks ver. Jul 23, 2017 multiple questions and answers on network theory. The yparameters are also called shortcircuit admittance parameters. It is also known as short circuit admittance parameter. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext.
A twoport network is represented by four external variables. Jan 06, 2019 here, y 11, y 12, y 21 and y 22 are admittance parameter. That is, the two terms principles and parameters and government and binding refer to the same school in the generative tradition of phrase structure grammars as opposed to dependency grammars. Short circuit admittance or y parameters engineering360. Principles and parameters as a grammar framework is also known as government and binding theory.
A set of of interrelated conceptions or ideas that give an account of empirical phenomena. In the case of impedance parameter or z parameter we express voltage in the term of current by the following equations. We try to concentrate on the main physical aspects, and often leave more technical details to. This is a tricky measurement, and not something were gonna tackle yet. For twoport networks, four parameters are generally required to represent the circuit. We know that, the following set of two equations, which represents a two port network in terms of t parameters. Some concepts of principles and parameters theory english language essay. Conversions between s, z, y, h, abcd, and t parameters which are. Which elements act as an independent variables in y parameters. Hybrid parameters also known as h parameters are known as hybrid parameters as they use z parameters, y parameters, voltage ratio, and current ratios to represent the relationship between voltage and current in a two port network h parameters are useful in describing the inputoutput characteristics of circuits where it is hard to measure z or y parameters such as a transistor.
Y parameters of two port network,short circuit parameters,admittance parameters,open circuit forward transfer admittance,open circuit reverse transfer functi. Short circuit admittance parameters yparameters these parameters are obtained by expressing currents at two ports in terms of voltages at two ports. Z and y parameters signal processing electrical engineering. In the microwave frequency region, power is considered to be in electric.
Determining the parameters for a twoport similar to. Take responsibility and are motivated to fulfill the goals they are given. Therefore most people must be motivated by forcedbribed with the threat of punishment or a reward to produce effort and work towards organizational objectives. We can determine the values of the parameters of a particular two port network by making shortcircuited output port and input port alternatively as follows. Pdf conversions between s, z, y, h, abcd, and t parameters. Y, h, and abcd parameters as well as between s and t parameters. The relationship between mcgregors xy theory management. While some emphasized that sociological theory or social theory is a i w hati st he or y. Y parameters of two port network2 network analysis6 by. Dec 09, 2017 y parameters of two port network,short circuit parameters,admittance parameters,open circuit forward transfer admittance,open circuit reverse transfer functi. Twoport circuits with the idea of the thevenin or norton equivalent, we saw that we. Network theory lab ee223f lab manual iii sem ece page 2. Admittance parameters or y parameters the elements of an admittance matrix or y matrix are properties used in many areas of electrical engineering, such as power, electronics, and telecommunications.
Y parameters are known asshort circuit admittance parameters because in both the cases, oneport is short i. These parameters are used to describe the electrical behavior of linear electrical networks. February 1994 conversions between s, 2, y, h, abcd, and t parameters which are valid for complex. The constants y 11, y 12, y 21, and y 22 are called the admittance or y parameters of the twoport network. There are four terminal variables, namely v1,v2, i1, i2.
Solving y parameter in electrical circuit in brief plz see the. Chapter 7 twoport networks hacettepe university department of. The equations used to describe the y parameters of a twoport are. They are members of a family of similar parameters. Abcd parameters are generalized parameters of transmission line. Principles are linguistic universals, or structural features that are common to all natural languages. Mosfet small signal model and analysis just as we did with the bjt, we can consider the mosfet amplifier analysis in two parts. A pair of terminals at which a signal voltage or current may enter. So, in this case, t parameters are the desired parameters and y parameters are the given parameters. In an electronic system, the delivery of power requires the connection of two wires between the source and the load. Multiple choice questions and answers by sasmita july 23.
Can we apply the same method for calculating the y parameter of t network. They are also used to describe the smallsignal response of nonlinear networks. Write the equations of a two port network in terms of desired parameters. Yet, their ubiquity notwithstanding, it is quite unclear what sociologists mean by the words theory, theoretical, and theorize. Pulsed s parameters are measured on power devices so that an accurate representation is captured before the device heats up. Admittance parameters or y parameters electrical4u. Admittance parameters or yparameters the elements of an admittance matrix or ymatrix are properties used in many areas of electrical engineering, such as power, electronics, and telecommunications. The selection of arguments and conclusions that are mutually reinforcing can be cast as a form of abductive reasoning that i argue underlies the construction of cognitive maps in navigation tasks. Follow these steps, while converting one set of two port network parameters into the other set of two port network parameters. Moreover, it does so in amanner that retains the explicit connection with both quantum theory and the lowenergy description of spacetime. Thus, voltages v 1 and v 2 are independent variables, while i 1 and i 2 are dependent variables. In any four terminal network, the input voltage and current can be expressed in terms of output.
Impedance parameters or zparameters the elements of an impedance matrix or zmatrix are properties used in electrical engineering, electronic engineering, and communication systems engineering to describe the electrical behavior of linear electrical networks. Article pdf available in ieee transactions on microwave theory and. In theory, a network may have either one port, twoports, or n ports, depending on the. Introduction theory x and y was developed by douglas mcgregor, a social psychologist in 1960.