diff options
Diffstat (limited to '3845/CH5')
| -rw-r--r-- | 3845/CH5/EX5.1/Ex5_1.sce | 10 | ||||
| -rw-r--r-- | 3845/CH5/EX5.2/Ex5_2.sce | 11 | ||||
| -rw-r--r-- | 3845/CH5/EX5.3/Ex5_3.sce | 11 | ||||
| -rw-r--r-- | 3845/CH5/EX5.4/Ex5_4.sce | 12 | ||||
| -rw-r--r-- | 3845/CH5/EX5.5/Ex5_5.sce | 11 | ||||
| -rw-r--r-- | 3845/CH5/EX5.6/Ex5_6.sce | 7 |
6 files changed, 62 insertions, 0 deletions
diff --git a/3845/CH5/EX5.1/Ex5_1.sce b/3845/CH5/EX5.1/Ex5_1.sce new file mode 100644 index 000000000..118dad443 --- /dev/null +++ b/3845/CH5/EX5.1/Ex5_1.sce @@ -0,0 +1,10 @@ +//Example 5.1
+f_k=45;//Friction (N)
+m=62;//Mass of skier (kg)
+g=9.80;//Acceleration due to gravity (m/s^2)
+theta=25;//Inclination of slope (deg)
+N=m*g*cosd(theta);//Normal force perpendicular to slope (N)
+mu_k=f_k/N;//Coefficient of kinetic friction
+printf('Coefficient of kinetic friction = %0.3f',mu_k)
+//Openstax - College Physics
+//Download for free at http://cnx.org/content/col11406/latest
diff --git a/3845/CH5/EX5.2/Ex5_2.sce b/3845/CH5/EX5.2/Ex5_2.sce new file mode 100644 index 000000000..b97ae9856 --- /dev/null +++ b/3845/CH5/EX5.2/Ex5_2.sce @@ -0,0 +1,11 @@ +//Example 5.2
+m=85;//Mass of skydiver (kg)
+g=9.80;//Acceleration due to gravity (m/s^2)
+rho=1.21;//Density of air (kg/m^3)
+C=1;//Coefficient of drag
+A=2*0.35;//Projected area (m^2)
+v_t=sqrt(2*m*g/(rho*C*A));//Terminal velocity (m/s)
+printf('Terminal velocity = %0.1f m/s',v_t)
+//Answer varies due to round off error
+//Openstax - College Physics
+//Download for free at http://cnx.org/content/col11406/latest
diff --git a/3845/CH5/EX5.3/Ex5_3.sce b/3845/CH5/EX5.3/Ex5_3.sce new file mode 100644 index 000000000..4b720ac7b --- /dev/null +++ b/3845/CH5/EX5.3/Ex5_3.sce @@ -0,0 +1,11 @@ +//Example 5.3
+F=3.0*10^6;//Maximum tension (N)
+L_0=3020;//Original length considered (m)
+Y=210*10^9;//Young's modulus (N/m^2)
+d=5.6*10^-2;//Diameter of cable (m)
+A=%pi*(d^2)/4;//Cross-sectional area of cable (m^2)
+delta_L=F*L_0/(Y*A);//Change in length (m)
+printf('Change in length = %0.2f m',delta_L)
+//An error of more than 2% with the answer in textbook for delta_L, but the answer can be rounded off to 18m
+//Openstax - College Physics
+//Download for free at http://cnx.org/content/col11406/latest
diff --git a/3845/CH5/EX5.4/Ex5_4.sce b/3845/CH5/EX5.4/Ex5_4.sce new file mode 100644 index 000000000..b9aa3eb15 --- /dev/null +++ b/3845/CH5/EX5.4/Ex5_4.sce @@ -0,0 +1,12 @@ +//Example 5.4
+m=62;//Mass supported (kg)
+g=9.80;//Acceleration due to gravity (m/s^2)
+F=m*g;//Weight supported (N)
+L_0=0.400;//Original length (m)
+Y=9*10^9;//Young's modulus (N/m^2)
+r=2*10^-2;//Bone radius (m)
+A=%pi*(r^2);//Cross-sectional area of bone (m^2)
+delta_L=F*L_0/(Y*A);//Change in length (m)
+printf('Change in length = %0.0e m',delta_L)
+//Openstax - College Physics
+//Download for free at http://cnx.org/content/col11406/latest
diff --git a/3845/CH5/EX5.5/Ex5_5.sce b/3845/CH5/EX5.5/Ex5_5.sce new file mode 100644 index 000000000..36949f4b0 --- /dev/null +++ b/3845/CH5/EX5.5/Ex5_5.sce @@ -0,0 +1,11 @@ +//Example 5.5
+S=80*10^9;//Shear modulus (N/m^2), See Table 5.3
+r=0.750*10^-3;//Radius of nail (m)
+A=%pi*r^2;//Cross-sectional area of nail (m^2)
+delta_x=1.8*10^-6;//Amount of flex (m)
+L_0=5*10^-3;//Original length (m)
+F=S*A*delta_x/L_0;//Weigth of the picture (N)
+m=F/g;//Picture's mass (kg)
+printf('Mass of the picture = %0.1f kg',m)
+//Openstax - College Physics
+//Download for free at http://cnx.org/content/col11406/latest
diff --git a/3845/CH5/EX5.6/Ex5_6.sce b/3845/CH5/EX5.6/Ex5_6.sce new file mode 100644 index 000000000..8aa6e3129 --- /dev/null +++ b/3845/CH5/EX5.6/Ex5_6.sce @@ -0,0 +1,7 @@ +//Example 5.6
+F_by_A=5.00*10^7;//Force per unit area at 5km depth (N/m^2)
+B=2.2*10^9;//Bulk modulus (N/m^2), See Table 5.3
+v=(F_by_A)/B;//Fractional decrease in volume
+printf('Fractional decrease in volume (in percentage) = %0.1f%%',v*100)
+//Openstax - College Physics
+//Download for free at http://cnx.org/content/col11406/latest
|