electronics devices and circuit theory by boylestad 7th edition

Ngày tải lên: 31/07/2014, 14:20

... stability, and by strengthening their supervisory practice. For the financial circuit to operate smoothly and under stable conditions, creation of franchise value should go hand in hand with development ... improve the maturity matching of domestic investment demand and foreign capital supply, enhance intra -circuit and inter -circuit stability, and induce sustainable investment as risk assessment on ... day-to-day business and liquidity, and of short-term developments of demand and supply in the specific sectors and markets where enterprises operate. Investment financial institutions, on the other hand, develop...

Ngày tải lên: 24/10/2012, 09:33

... command Name Size Elements Byte Density Complex A 3 by 3 9 72 Full No B 1 by 5 5 40 Full No C 5 by 1 5 40 Full No ans 1 by 2 2 16 Full No The grand total is 21 elements using 168 bytes. ... of the two op- erands are the same. Thus, if X is an n -by- m matrix and Y is i -by- j matrix, © 1999 CRC Press LLC © 1999 CRC Press LLC An array operation for left and right division ... obtain the dot product and the vector product of two vectors a and b. Use the function to evaluate the dot and vector products of vectors x and y, where x = (1 5 6) and y = (2 3 8). 1.4...

Ngày tải lên: 23/10/2013, 16:15

... command allows commands to be viewed as they execute. The echo can be enabled or disabled. echo on - enables the echoing of commands echo off - disables the echoing of commands echo - by ... = 3.4 INPUT/OUTPUT COMMANDS MATLAB has commands for inputting information in the command window and outputting data. Examples of input/output commands are echo, input, pause, keyboard, ... © 1999 by CRC PRESS LLC break command will exit from that loop only. The break command is useful in exiting a loop when an error condition is detected. Disp The disp command displays...

Ngày tải lên: 27/10/2013, 23:15

... erased. The hold command holds the current plot on the screen, and inhibits erasure and rescaling. Subsequent plot commands will overplot on the original curves. The hold command remains in effect ... effect until the command is issued again. When a graph is drawn, one can add a grid, a title, a label and x- and y-axes to the graph. The commands for grid, title, x-axis label, and y-axis label ... 2.3 LOGARITHMIC AND POLAR PLOTS Logarithmic and semi-logarithmic plots can be generated using the commands loglog, semilogx, and semilogy. The use of the above plot commands is similar...

Ngày tải lên: 27/10/2013, 23:15

... power. Three-phase circuits are analyzed by converting the circuits into the frequency domain and by using the Kirchoff voltage and current laws. The un- known voltages and currents are solved ... 6.2 SINGLE- AND THREE-PHASE AC CIRCUITS Voltages and currents of a network can be obtained in the time domain. This normally involves solving differential equations. By transforming the ... (6.65) The following example shows how to obtain and plot the frequency response of an RLC circuit. Example 6.7 For the RLC circuit shown in Figure 6.13, (a) show that the transfer...

Ngày tải lên: 06/11/2013, 09:15

... yt yt yt yt n () () () . . () =                 1 2 and A, B, C , and D are matrices determined by constants of a system. For example, consider a single-input and a single-output system described by the differential ... current response of a source-free RL circuit with initial current I m , and it represents the natural response of an RL circuit. Figure 5.6 is an RL circuit with source voltage vt V S () = . ... step function and RRR K 123 10 === Ω , CC F 12 5 == µ , and L = 10 H, find and plot the voltage vt 0 () within the intervals of 0 to 5 s. Solution Using the element values and Equations...

Ngày tải lên: 06/11/2013, 09:15

... dissipated by the 8 Ohm resistor and the current supplied by the source is shown below MATLAB Script diary ex4_4.dat % This program determines the power dissipated by % 8 ohm resistor and current ... 4.4 illustrates the use of KVL and MATLAB to solve loop currents. Example 4.4 Find the power dissipated by the 8 Ohm resistor and the current supplied by the 10-volt source. I s 10 ... current I and the power supplied by the 10-volt source is MATLAB Script diary ex4_3.dat % this program determines the current % flowing in a resistor RB and power supplied by source %...

Ngày tải lên: 06/11/2013, 09:15

... Network I 1 and V 1 are input current and voltage, respectively. Also, I 2 and V 2 are output current and voltage, respectively. It is assumed that the linear two-port circuit contains ... y-parameters are also called short -circuit admittance parameters. They are obtained as a ratio of current and voltage and the parameters are found by short-circuiting port 2 ( V 2 = 0) or port ... z-parameters are also called open -circuit impedance parameters since they are obtained as a ratio of voltage and current and the parameters are obtained by open-circuiting port 2 ( I 2 = 0) or...

Ngày tải lên: 13/12/2013, 01:15

Ngày tải lên: 19/01/2014, 20:20

Ngày tải lên: 19/01/2014, 20:20