diff options
Diffstat (limited to '3648/CH5')
32 files changed, 195 insertions, 0 deletions
diff --git a/3648/CH5/EX5.1/Ex5_1.sce b/3648/CH5/EX5.1/Ex5_1.sce new file mode 100644 index 000000000..3d6958cbd --- /dev/null +++ b/3648/CH5/EX5.1/Ex5_1.sce @@ -0,0 +1,7 @@ +//Example 5_1
+clc();
+clear;
+//To calculate the work done
+Fs=8 //units in meters
+W=Fs*round(cos(%pi/2)) //units in Joules
+printf("The work done is W=%d Joules",W)
diff --git a/3648/CH5/EX5.1/Ex5_1.txt b/3648/CH5/EX5.1/Ex5_1.txt new file mode 100644 index 000000000..2d2af18a1 --- /dev/null +++ b/3648/CH5/EX5.1/Ex5_1.txt @@ -0,0 +1 @@ +The work done is W=0 Joules
\ No newline at end of file diff --git a/3648/CH5/EX5.10/Ex5_10.sce b/3648/CH5/EX5.10/Ex5_10.sce new file mode 100644 index 000000000..426fa1524 --- /dev/null +++ b/3648/CH5/EX5.10/Ex5_10.sce @@ -0,0 +1,10 @@ +//Example 5_10
+clc();
+clear;
+//To calculate how large the average frictional force
+a=9.8 //units in meters/sec^2
+s=4 //units in meters
+v=6 //units in meters/sec
+m=3 //units on Kg
+f=m*((a*s)-(0.5*v^2))/s //units in Newtons
+printf("The average frictional force f=%.1f N",f)
diff --git a/3648/CH5/EX5.10/Ex5_10.txt b/3648/CH5/EX5.10/Ex5_10.txt new file mode 100644 index 000000000..adc21e258 --- /dev/null +++ b/3648/CH5/EX5.10/Ex5_10.txt @@ -0,0 +1 @@ +The average frictional force f=15.9 N
\ No newline at end of file diff --git a/3648/CH5/EX5.11/Ex5_11.sce b/3648/CH5/EX5.11/Ex5_11.sce new file mode 100644 index 000000000..9c12a42ad --- /dev/null +++ b/3648/CH5/EX5.11/Ex5_11.sce @@ -0,0 +1,14 @@ +//Example 5_11
+clc();
+clear;
+//To find out how fast a car is going at points B and C
+m=300 //units in Kg
+g=9.8 //units in meters/sec^2
+hb_ha=10 //units in meters
+f=20 //units in Newtons
+s=60 //units in meters
+vf=2*sqrt((0.5*((m*g*(hb_ha))-(f*s)))/m) //units in meters/sec
+printf("The car is going at a speed of vf=%.1f meters/sec at point B\n",vf)
+hc_ha=2 //units in meters
+vf=2*sqrt((0.5*((m*g*(hc_ha))-(f*s)))/m) //units in meters/sec
+printf("The car is going at a speed of vf=%.2f meters/sec at point C\n",vf)
diff --git a/3648/CH5/EX5.11/Ex5_11.txt b/3648/CH5/EX5.11/Ex5_11.txt new file mode 100644 index 000000000..6ce3b0d45 --- /dev/null +++ b/3648/CH5/EX5.11/Ex5_11.txt @@ -0,0 +1,3 @@ + The car is going at a speed of vf=13.7 meters/sec at point B
+The car is going at a speed of vf=5.59 meters/sec at point C
+
\ No newline at end of file diff --git a/3648/CH5/EX5.12/Ex5_12.sce b/3648/CH5/EX5.12/Ex5_12.sce new file mode 100644 index 000000000..57c8f60a6 --- /dev/null +++ b/3648/CH5/EX5.12/Ex5_12.sce @@ -0,0 +1,15 @@ +//Example 5_12
+clc();
+clear;
+//How far the average velocity and how far beyond B does the car goes
+m=2000 //units in Kg
+vb=5 //units in meters/sec
+va=20 //units in meters/sec
+hb_ha=8 //units in meters
+g=9.8 //units in meters/sec^2
+sab=100 //units in meters
+f=-((0.5*m*(vb^2-va^2))+(m*g*(hb_ha)))/sab //units in Newtons
+printf("Average frictional force is f=%d N\n",f)
+Sbe=(0.5*m*vb^2)/f //units in meters
+printf("The distance by which the car goes beyond is Sbe=%.1f meters",Sbe)
+//In text book answer is printed wrong as f=2180 N but correct answer is f=2182N
\ No newline at end of file diff --git a/3648/CH5/EX5.12/Ex5_12.txt b/3648/CH5/EX5.12/Ex5_12.txt new file mode 100644 index 000000000..d377f28d5 --- /dev/null +++ b/3648/CH5/EX5.12/Ex5_12.txt @@ -0,0 +1,2 @@ +Average frictional force is f=2182 N
+The distance by which the car goes beyond is Sbe=11.5 meters
\ No newline at end of file diff --git a/3648/CH5/EX5.13/Ex5_13.sce b/3648/CH5/EX5.13/Ex5_13.sce new file mode 100644 index 000000000..79ac0c6ab --- /dev/null +++ b/3648/CH5/EX5.13/Ex5_13.sce @@ -0,0 +1,11 @@ +//Example 5_13
+clc();
+clear;
+//To find out how large the force is required
+m=2 //units in Kg
+g=9.8 //units in meters/sec^2
+hc_ha=10.03 //units in meters
+sbc=0.030 //units in meters
+f=(m*g*(hc_ha))/sbc //units in Newtons
+printf("The average force required is f=%d N",f)
+//In text book answer is printed wrong as f=6550 N correct answer is f=6552N
diff --git a/3648/CH5/EX5.13/Ex5_13.txt b/3648/CH5/EX5.13/Ex5_13.txt new file mode 100644 index 000000000..e78a6b050 --- /dev/null +++ b/3648/CH5/EX5.13/Ex5_13.txt @@ -0,0 +1 @@ + The average force required is f=6552 N
\ No newline at end of file diff --git a/3648/CH5/EX5.14/Ex5_14.sce b/3648/CH5/EX5.14/Ex5_14.sce new file mode 100644 index 000000000..c30c564e6 --- /dev/null +++ b/3648/CH5/EX5.14/Ex5_14.sce @@ -0,0 +1,10 @@ +//Example 5_14
+clc();
+clear;
+//To find out how fast the pendulum is moving
+//At point A
+hb_ha=0.35 //units in Meters
+g=9.8 //units in meters/sec^2
+vb=sqrt((g*hb_ha)/0.5) //units in meters/sec
+printf("The velocity of pendulum at point B is vb=%.2f meters/sec\n",vb)
+printf("From A to C hc=ha and Vc=Va=0 so Frictional force is Negligible at point C")
diff --git a/3648/CH5/EX5.14/Ex5_14.txt b/3648/CH5/EX5.14/Ex5_14.txt new file mode 100644 index 000000000..6ab2bb7fc --- /dev/null +++ b/3648/CH5/EX5.14/Ex5_14.txt @@ -0,0 +1,2 @@ +The velocity of pendulum at point B is vb=2.62 meters/sec
+From A to C hc=ha and Vc=Va=0 so Frictional force is Negligible at point C
\ No newline at end of file diff --git a/3648/CH5/EX5.15/Ex5_15.sce b/3648/CH5/EX5.15/Ex5_15.sce new file mode 100644 index 000000000..953f0ad3b --- /dev/null +++ b/3648/CH5/EX5.15/Ex5_15.sce @@ -0,0 +1,10 @@ +//Example 5_15
+clc();
+clear;
+//To find out how large a force is required
+m=2000 //units in Kg
+vf=15 //units in meters/sec
+f1=500 //units in Newtons
+F=((0.5*m*(vf^2))/80)+f1 //units in Newtons
+printf("Force required is F=%d N",F)
+//In text book the answer is printed wrong as F=3300 N but the correct answer is 3312 N
diff --git a/3648/CH5/EX5.15/Ex5_15.txt b/3648/CH5/EX5.15/Ex5_15.txt new file mode 100644 index 000000000..463a73d38 --- /dev/null +++ b/3648/CH5/EX5.15/Ex5_15.txt @@ -0,0 +1 @@ +Force required is F=3312 N
\ No newline at end of file diff --git a/3648/CH5/EX5.16/Ex5_16.sce b/3648/CH5/EX5.16/Ex5_16.sce new file mode 100644 index 000000000..23bb7ca26 --- /dev/null +++ b/3648/CH5/EX5.16/Ex5_16.sce @@ -0,0 +1,14 @@ +//Example 5_16
+clc();
+clear;
+//To find IMA AMA and Efficiency of the system
+si=3
+so=1
+IMA=si/so
+Fo=2000 //units in Newtons
+Fi=800 //units in Newtons
+AMA=Fo/Fi
+effi=AMA/IMA*100
+printf("IMA=%.2f\n",IMA)
+printf("AMA=%.2f\n",AMA)
+printf("Percentage of efficiency is %d percent",effi)
diff --git a/3648/CH5/EX5.16/Ex5_16.txt b/3648/CH5/EX5.16/Ex5_16.txt new file mode 100644 index 000000000..ae0d97759 --- /dev/null +++ b/3648/CH5/EX5.16/Ex5_16.txt @@ -0,0 +1,3 @@ +IMA=3.00
+AMA=2.50
+Percentage of efficiency is 83 percent
\ No newline at end of file diff --git a/3648/CH5/EX5.2/Ex5_2.sce b/3648/CH5/EX5.2/Ex5_2.sce new file mode 100644 index 000000000..ea57c5854 --- /dev/null +++ b/3648/CH5/EX5.2/Ex5_2.sce @@ -0,0 +1,11 @@ +//Example 5_2
+clc();
+clear;
+//To calculate the work done when lifting object as well as lowering the object
+Fs=1 //units in terms of Fs
+theta=0 //units in degrees
+W=Fs*cos(theta*%pi/180) //units in terms of m, g and h
+printf("Work done when lifting is W=mgh*%d\n",W)
+theta=180 //units in degrees
+W=Fs*cos(theta*%pi/180) //units in terms of m, g and h
+printf("Work done when downing is W=mgh*%d\n",W)
diff --git a/3648/CH5/EX5.2/Ex5_2.txt b/3648/CH5/EX5.2/Ex5_2.txt new file mode 100644 index 000000000..e3d9734f0 --- /dev/null +++ b/3648/CH5/EX5.2/Ex5_2.txt @@ -0,0 +1,3 @@ +Work done when lifting is W=mgh*1
+Work done when downing is W=mgh*-1
+
\ No newline at end of file diff --git a/3648/CH5/EX5.3/Ex5_3.sce b/3648/CH5/EX5.3/Ex5_3.sce new file mode 100644 index 000000000..48eb4d380 --- /dev/null +++ b/3648/CH5/EX5.3/Ex5_3.sce @@ -0,0 +1,8 @@ +//Example 5_3
+clc();
+clear;
+//To find the work done by the pulling force
+F=20 //units in Newtons
+d=5 //units in meters
+W=F*d //units in joules
+printf("Work done is W=%d Joules",W)
diff --git a/3648/CH5/EX5.3/Ex5_3.txt b/3648/CH5/EX5.3/Ex5_3.txt new file mode 100644 index 000000000..e45a50ba0 --- /dev/null +++ b/3648/CH5/EX5.3/Ex5_3.txt @@ -0,0 +1 @@ +Work done is W=100 Joules
\ No newline at end of file diff --git a/3648/CH5/EX5.4/Ex5_4.sce b/3648/CH5/EX5.4/Ex5_4.sce new file mode 100644 index 000000000..6d422affb --- /dev/null +++ b/3648/CH5/EX5.4/Ex5_4.sce @@ -0,0 +1,11 @@ +//Example 5_4
+clc();
+clear;
+//To find out the power being developed in motor
+m=200 //units on Kg
+g=9.8 //units in meters/sec^2
+Fy=m*g //units in Newtons
+vy=0.03 //units in meter/sec
+P=Fy*vy //units in Watts
+P=P*(1/746) //units in hp
+printf("Power developed P=%.5f hp",P)
diff --git a/3648/CH5/EX5.4/Ex5_4.txt b/3648/CH5/EX5.4/Ex5_4.txt new file mode 100644 index 000000000..0ada92c23 --- /dev/null +++ b/3648/CH5/EX5.4/Ex5_4.txt @@ -0,0 +1 @@ +Power developed P=0.07882 hp
\ No newline at end of file diff --git a/3648/CH5/EX5.5/Ex5_5.sce b/3648/CH5/EX5.5/Ex5_5.sce new file mode 100644 index 000000000..5a5edf5e4 --- /dev/null +++ b/3648/CH5/EX5.5/Ex5_5.sce @@ -0,0 +1,9 @@ +//Example 5_5
+clc();
+clear;
+//To calculate the average frictional force developed
+m=2000 //units in Kg
+vf=20 //units in meters/sec
+d=100 //units in meters
+f=(0.5*m*vf^2)/d //units in Newtons
+printf("Average frictional force f=%d N",f)
diff --git a/3648/CH5/EX5.5/Ex5_5.txt b/3648/CH5/EX5.5/Ex5_5.txt new file mode 100644 index 000000000..7d9af4863 --- /dev/null +++ b/3648/CH5/EX5.5/Ex5_5.txt @@ -0,0 +1 @@ +Average frictional force f=4000 N
\ No newline at end of file diff --git a/3648/CH5/EX5.6/Ex5_6.sce b/3648/CH5/EX5.6/Ex5_6.sce new file mode 100644 index 000000000..37c331d9c --- /dev/null +++ b/3648/CH5/EX5.6/Ex5_6.sce @@ -0,0 +1,11 @@ +//Example 5_6
+clc();
+clear;
+//To find out how fast the car is going
+f=4000 //units in Newtons
+s=50 //units in meters
+theta=180 //units in degrees
+m=2000 //units in Kg
+v0=20 //units in meter/sec
+vf=sqrt((2*((f*s*cos(theta*%pi/180))+(0.5*m*v0^2)))/m) //units in meter/sec
+printf("The speed of the car is vf=%.1f meters/sec",vf)
diff --git a/3648/CH5/EX5.6/Ex5_6.txt b/3648/CH5/EX5.6/Ex5_6.txt new file mode 100644 index 000000000..f1ac32868 --- /dev/null +++ b/3648/CH5/EX5.6/Ex5_6.txt @@ -0,0 +1 @@ +The speed of the car is vf=14.1 meters/sec
\ No newline at end of file diff --git a/3648/CH5/EX5.7/Ex5_7.sce b/3648/CH5/EX5.7/Ex5_7.sce new file mode 100644 index 000000000..0c92cd748 --- /dev/null +++ b/3648/CH5/EX5.7/Ex5_7.sce @@ -0,0 +1,11 @@ +//Example 5_7
+clc();
+clear;
+//To find the required tension in the rope
+m=40 //units in Kg
+g=9.8 //units in meters/sec^2
+theta=0 //units in degrees
+vf=0.3 //units in meters/sec
+s=0.5 //units in meters
+T=round((m*g)+((0.5*m*vf^2)/(s*cos(theta*%pi/180)))) //units in Newtons
+printf("Tension in the rope is T=%d N",T)
diff --git a/3648/CH5/EX5.7/Ex5_7.txt b/3648/CH5/EX5.7/Ex5_7.txt new file mode 100644 index 000000000..9952ea3b1 --- /dev/null +++ b/3648/CH5/EX5.7/Ex5_7.txt @@ -0,0 +1 @@ + Tension in the rope is T=396 N
\ No newline at end of file diff --git a/3648/CH5/EX5.8/Ex5_8.sce b/3648/CH5/EX5.8/Ex5_8.sce new file mode 100644 index 000000000..72e8f629c --- /dev/null +++ b/3648/CH5/EX5.8/Ex5_8.sce @@ -0,0 +1,9 @@ +//Example 5_8
+clc();
+clear;
+//To calculate the frictional force
+m=900 //units in Kg
+v0=20 //units in meters/sec
+s=30 //units in meters
+f=(0.5*m*v0^2)/s //units in Newtons
+printf("Frictional force required is f=%d N",f)
diff --git a/3648/CH5/EX5.8/Ex5_8.txt b/3648/CH5/EX5.8/Ex5_8.txt new file mode 100644 index 000000000..9859d5925 --- /dev/null +++ b/3648/CH5/EX5.8/Ex5_8.txt @@ -0,0 +1 @@ +Frictional force required is f=6000 N
\ No newline at end of file diff --git a/3648/CH5/EX5.9/Ex5_9.sce b/3648/CH5/EX5.9/Ex5_9.sce new file mode 100644 index 000000000..a6a8cc092 --- /dev/null +++ b/3648/CH5/EX5.9/Ex5_9.sce @@ -0,0 +1,10 @@ +//Example 5_9
+clc();
+clear;
+//To find out how fast a a ball is going
+m=3 //units in Kg
+g=9.8 //units in meters/sec^2
+hf=0 //units in meters
+h0=4 //units in meters
+vf=2*sqrt(((m*g*-(hf-h0))*0.5)/m) //units in meters/sec
+printf("The ball is moving with a speed of vf=%.2f meters/sec",vf)
diff --git a/3648/CH5/EX5.9/Ex5_9.txt b/3648/CH5/EX5.9/Ex5_9.txt new file mode 100644 index 000000000..83f207a50 --- /dev/null +++ b/3648/CH5/EX5.9/Ex5_9.txt @@ -0,0 +1 @@ + The ball is moving with a speed of vf=8.85 meters/sec
\ No newline at end of file |