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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /3825/CH2 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '3825/CH2')
| -rw-r--r-- | 3825/CH2/EX2.2/Ex2_2.sce | 15 | ||||
| -rw-r--r-- | 3825/CH2/EX2.3/Ex2_3.sce | 14 | ||||
| -rw-r--r-- | 3825/CH2/EX2.4/Ex2_4.sce | 11 | ||||
| -rw-r--r-- | 3825/CH2/EX2.5/Ex2_5.sce | 27 |
4 files changed, 67 insertions, 0 deletions
diff --git a/3825/CH2/EX2.2/Ex2_2.sce b/3825/CH2/EX2.2/Ex2_2.sce new file mode 100644 index 000000000..9aadc8e61 --- /dev/null +++ b/3825/CH2/EX2.2/Ex2_2.sce @@ -0,0 +1,15 @@ +clc
+v2=60 //speed of gladiator in km/h
+v2=(v2*10^3)/3600 //speed of gladiator in metre/second
+mprintf("v2=%fm/s\n",v2)//ans may vary due to roundoff error
+v1=0 //initial speed of gladiator
+m=150 //mass of gladiator in kg
+W=m*((v2*v2)-(v1*v1))/2 //work done on gladiator
+mprintf("W=%fkJ\n",W/1000)//ans varies due to roundoff error
+vf=10 //final velocity of gladiator in km/h
+vf=(10*10^3)/3600 //final velocity in m/s
+mprintf("vf=%fm/s\n",vf)//ans may vary due to roundoff error
+vi=v2
+deltaKE=m*((vf*vf)-(vi*vi))/2 //change in kinetic energy
+mprintf("Δ(KE)=%fkJ",deltaKE/1000)//ans varies due to roundoff error
+
diff --git a/3825/CH2/EX2.3/Ex2_3.sce b/3825/CH2/EX2.3/Ex2_3.sce new file mode 100644 index 000000000..f3fa8137b --- /dev/null +++ b/3825/CH2/EX2.3/Ex2_3.sce @@ -0,0 +1,14 @@ +clc
+P1=500 //initial pressure of gas in kPa
+V1=0.2 //initial volume of gas in metre cube
+P2=100 //final pressure of gas in kPa
+gama=1.4 //Cp/Cv ratio of gas
+W=P1*V1*log(P1/P2)//work done when volume inversely proportional to pressure
+mprintf("W=%fkJ\n",W)//ans may vary due to round off error
+V2=((P1*(V1^gama))/P2)^(1/gama)//final volume
+mprintf("V2=%fmetre-cube\n",V2)//ans may vary due to roundoff error
+W=(P2*V2-P1*V1)/(1-gama)//work done when PV^γ is constant
+mprintf("W=%fkJ",W)//ans may vary due to roundoff error
+
+
+
diff --git a/3825/CH2/EX2.4/Ex2_4.sce b/3825/CH2/EX2.4/Ex2_4.sce new file mode 100644 index 000000000..64e884bd6 --- /dev/null +++ b/3825/CH2/EX2.4/Ex2_4.sce @@ -0,0 +1,11 @@ +clc
+P1=200 //initial pressure in kPa
+V1=0.1 //initial volume in metre-cube
+P2=500 //final pressure in kPa
+V2=0.2 //final volume in metre-cube
+W=(P1+P2)*(V2-V1)/2 //work done,obtained after derivation in book
+mprintf("W=%ikJ",W)
+
+
+
+
diff --git a/3825/CH2/EX2.5/Ex2_5.sce b/3825/CH2/EX2.5/Ex2_5.sce new file mode 100644 index 000000000..9912086fc --- /dev/null +++ b/3825/CH2/EX2.5/Ex2_5.sce @@ -0,0 +1,27 @@ +clc
+function [I1]=Trapcomposite(f,a,b,n)
+ funcprot(0)
+ h=(b-a)/n
+ x=linspace(a,b,n+1)
+ I1=(h/2)*(2*sum(f(x))-f(x(1))-f(x(n+1)))
+ funcprot(0)
+ endfunction //for integration using numerical method
+P1=150 //initial pressure of gas inside balloon in kPa
+P2=450 //final pressure inside ballooon in kPa
+D1=1 //initial diameter of balloon in metre
+K=P1 //from P=k*D*D*D,in kPa/metre cube
+D2=(P2/P1)^(1/3) //final diameter of balloon in metre
+mprintf("D2=%fm\n",D2)//ans may vary due to roundoff error
+deff('[W]=f(D)','W=(K*D.^5*%pi)/2')//work done obtained by integration of PdV using relation P=k*D*D*D
+W=Trapcomposite(f,D1,D2,20)//work done
+mprintf("W=%fkJ",W)//ans may vary due to roundoff error
+
+
+
+
+
+
+
+
+
+
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