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diff --git a/73/CH2/EX2.1/Example2_1.sci b/73/CH2/EX2.1/Example2_1.sci
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+//Chapter 2_Thick Film and Thin Film Hybrid ICs

+//Caption : Resistance

+//Example2.1: a) A resistor has an aspect ratio of 20:1 and sheet resistance of 200 ohm/square. Find out the value of resistance.

+// b) Find out the number of squares contained in a 2kiloohm resistor whose sheet resistance is 200 ohm per square.

+//Solution: a)

+clear;

+clc;

+function y= myfunction(x,z)//y:resistance, x: sheet resistance=200ohm/square, z: aspect ratio=20:1

+y = x*z //since,resiatance=sheet resistance

+disp('resistance is=")

+disp('ohm',y)

+endfunction

+

+// Solution: b)

+// we have to find number of square which is to find aspect ratio.

+function s=myfunction1(r,p)//r:resistor=2kohm(or 2000ohm), p:sheet resistance=200 Ohm/square, s: number of square(aspect ratio)

+s=r/p//since, number of square=(resistor/sheet resistance)

+disp('number of squares are=")// include ";"at the time of calling the function

+disp('squares',s)

+endfunction

+//myfunction(200,20/1);myfunction1(2000,200);
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diff --git a/73/CH2/EX2.10/Example2_10.sci b/73/CH2/EX2.10/Example2_10.sci
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+//Chapter 2_Thick Film and Thin Film Hybrid ICs

+//Caption : Absolute Coefficient

+//Example2.10:A thin film resistor measures 150ohmat 25degree celcius and 151.5ohm at 100degree celcius. Calculate its absolute coefficient of resistance in parts per million(ppm) per degre celcius.

+//Solution:

+clear;

+clc;

+function TCR=absresistor(Rt1,Rt2,T1,T2)// TCR:absolute temperature coefficient of resistance, Rt1:resistance at 100 degree celcius=150ohm, Rt2:resistance at 25degree celcius=151.5ohm, T1:temperature=100degree celcius, T2:temperature=25degree celcius

+    TCR=(Rt2-Rt1)*10^6/(Rt1*(T1-T2)) 

+    disp('absolute coefficient of resistance is=")// include ";" at the time of calling the function at last

+    disp('ppm/degree Celsius',TCR)// ppm: part per million

+endfunction

+//absresistor(150,151.5,100,25);
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diff --git a/73/CH2/EX2.11/Example2_11.sci b/73/CH2/EX2.11/Example2_11.sci
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+//Chapter 2_Thick Film and Thin Film Hybrid ICs

+//Caption : Ratio

+//Example2.11: Two thin resistor are measured at 50 degree celcius and 100degree celsius and are found to have the following values:

+//Temperatur(degree C)                Ra(ohm)           Rb(ohm)

+//      50                              50                100

+//      100                             51                102.1

+//Calcullate the ratio TCR in ppm/degree celcius.

+//Solution: 

+function TCR= ratio(Rat1,Rbt1,Rat2,Rbt2,T1,T2)

+    TCR=(Rat2/Rbt2-Rat1/Rbt1)*10^6/((Rat1/Rbt1)*(T1-T2))

+    disp('ratio TCR is=")// iinclude ";" at the time of calling the function at last

+    disp('ppm/degree Celsius',TCR)//ppm: part per million

+endfunction

+//ratio(100,50,102.1,51,100,50);
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diff --git a/73/CH2/EX2.2/Example2_2.sci b/73/CH2/EX2.2/Example2_2.sci
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+//Chapter 2_Thick Film and Thin Film Hybrid ICs

+//Caption: Resistance calculation

+//Example2.2: A thick film resistor is screened with a paste off sheet resistivity 10000 ohm/square,and the resistor is defined as 0.24 cm long and 0.06 cm wide. Calculate the resistance R.

+// Solution:

+clear;

+clc;

+function R=myfunction3(p,l,w)//r:resistor, p=sheet resistance=10000 ohm/square, l:length of resistor=0.24cm, w:width of the resistor=0.06cm

+    R=p*(l/w)//since, resistance=sheet resistance*(length of resistor/width of the resistor)

+    disp('resistance of the thick film resistor is=')// at the time of calling the function include ";" after it

+    disp('ohm',R)

+endfunction

+// myfunction3(10000,0.24,0.06);
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diff --git a/73/CH2/EX2.3/Example2_3.sci b/73/CH2/EX2.3/Example2_3.sci
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+//Chapter 2_Thick Film and Thin Film Hybrid ICs

+//Caption : Sheet Resistivity

+//Example2.3: Calculate the sheet resistivity of a square of thick film resistor material with the following properties: bulk resistivity=10^-1ohm-cm and thick film thickness=10micrometer.

+//Solution:

+clear;

+clc;

+function Ps=myfunction4(p,t)// Ps:sheet resistance, p:bulk resistivity of thick film=10^-1(or 0.01), t:thickness of thick film=10micrometer(=10*10^-4=0.001)

+    Ps=p/t// since, sheet resistance of the film=bulk resistance of the film/thickness of the film

+    disp('sheet resistivity is=')// include ";" atat the time of calling the function

+    disp('ohm per square',Ps)

+endfunction

+//myfunction4(10^-1,10*10^-4);
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diff --git a/73/CH2/EX2.4/Example2_4.sci b/73/CH2/EX2.4/Example2_4.sci
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+//Chapter 2_Thick Film and Thin Film Hybrid ICs

+//Caption : Design Capacitor

+//Example2.4: Design a circular 100pF capacitor with the thick film dielectric having dielectric film thickness=0.02mm(or 0.002cm), assume Er=100

+//Solution: We have to find the radius of crcular capacitor inorder to design it.

+clear;

+clc;

+function r1= myfunction5(c,t)

+    r1=c*t// constant=capacitor * thickness of thick film

+    Er=100//given relative permeability of thick film

+    r=sqrt(r1/(Er*%pi*8.85*10^-12))//radius of circular capacitor, Eo=8,85*10^-12(dielectric constant of free space)

+    disp('radius of circular capacitor is=')//include ";" at the time of calling the function 

+    disp('meter',r)

+endfunction

+//myfunction5(100*10^-12,0.002);
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diff --git a/73/CH2/EX2.6/Example2_6.sci b/73/CH2/EX2.6/Example2_6.sci
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+//Chapter 2_Thick Film and Thin Film Hybrid ICs

+//Caption : Capacitance

+//Example2.6: Find out the capacitance of a thick film capacitor,if the dielectric constant Er=100,dielectric film thickness=25micrometer and area A=0.0625 cm square. 

+//Solution:

+clear;

+clc;

+function c=capacitance(Er,A,t)

+    c=8.8*10^-12*Er*A/(10^-12*t)// capacitance value will be 2.2*10^-10 or 220pF, Eo:dielectric constant of free space=8.8*10^-12, Er: dielectric constant of thick film= 100(given), A:area of thick film=0.0626 cm square( or 0.0625*10^-4m square), t:thickness of the thick film= 25*10^-6m)

+    // capacitance=Eo*Er*A/t

+    disp('capacitance is=')// c=2.200D-10(=2.2*10^-10)F, include ";" at last at the time of calling the function

+    disp('pF',c)//pF:pico Farad

+endfunction

+//capacitance(100,0.0625*10^-4,25*10^-6);
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diff --git a/73/CH2/EX2.8/Example2_8.sci b/73/CH2/EX2.8/Example2_8.sci
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+//Chapter 2_Thick Film and Thin Film Hybrid ICs

+//Caption : Thickness

+//Example2.8: The bulk resistivity of nichrom is 120uohm-cm. Calculate the thickness T in angstroms of a film with sheet resistivity of 100ohm/square. 

+// Solution:

+function T=thickness(Ps,p)// Ps: sheet resistivity of nichrom=100ohm/square, p:bulk resistivity of nichrom=120uohm-cm

+    T=p/(Ps*10^-8)// since Ps=p/T and 1 angstrom =10^-8cm, so dividing by 10^-8 here

+    disp('thickness is=')// include ";" at the time of callimg the function

+    disp('angstrom',T)

+endfunction

+//thickness(100,120*10^-6);
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diff --git a/73/CH2/EX2.9/Example2_9.sci b/73/CH2/EX2.9/Example2_9.sci
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+//Chapter 2_Thick Film and Thin Film Hybrid ICs

+//Caption : Length

+//Rxample2.9: Calculate the length of a 400ohm thin film resistor.Given a sheet resistivity oof 100ohm/square and a resistor width of 100um

+//Solution: 

+clear;

+clc;

+function L=extent(r,w,Ps)// L:length of thin film, r:resistance of thin film=400ohm, w:width of resistor=100um, Ps:sheet resistance=100ohm/square

+    L=r*w/(10^-6*Ps)//since, r=Ps*L/w and length in micrometer so dividing by 10^-6.

+    disp('length of thin film is=')// include";" at the time of calling the function at last

+    disp('micrometer',L)

+endfunction

+//extent(400,100*10^-6,100);
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