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| author | Trupti Kini | 2016-02-26 23:30:19 +0600 |
|---|---|---|
| committer | Trupti Kini | 2016-02-26 23:30:19 +0600 |
| commit | 2eb56155ebc24ccecc3efc3e23740e0dfa7d2939 (patch) | |
| tree | 7db1950c79eca30d3693c0a131bdb5ab24e149be /Engineering_Mechanics_by_Khurmi_R.S./chapter24.ipynb | |
| parent | 64a9d8bd906da3c5ba4de3bca50fd4bd0e9022d7 (diff) | |
| download | Python-Textbook-Companions-2eb56155ebc24ccecc3efc3e23740e0dfa7d2939.tar.gz Python-Textbook-Companions-2eb56155ebc24ccecc3efc3e23740e0dfa7d2939.tar.bz2 Python-Textbook-Companions-2eb56155ebc24ccecc3efc3e23740e0dfa7d2939.zip | |
Added(A)/Deleted(D) following books
A Engineering_Mechanics_by_Khurmi_R.S./chapter10.ipynb
A Engineering_Mechanics_by_Khurmi_R.S./chapter11.ipynb
A Engineering_Mechanics_by_Khurmi_R.S./chapter17.ipynb
A Engineering_Mechanics_by_Khurmi_R.S./chapter2.ipynb
A Engineering_Mechanics_by_Khurmi_R.S./chapter20.ipynb
A Engineering_Mechanics_by_Khurmi_R.S./chapter21.ipynb
A Engineering_Mechanics_by_Khurmi_R.S./chapter24.ipynb
A Engineering_Mechanics_by_Khurmi_R.S./chapter28.ipynb
A Engineering_Mechanics_by_Khurmi_R.S./chapter7.ipynb
A Engineering_Mechanics_by_Khurmi_R.S./screenshots/screenshot1.png
A Engineering_Mechanics_by_Khurmi_R.S./screenshots/screenshot2.png
A Engineering_Mechanics_by_Khurmi_R.S./screenshots/screenshot3.png
Diffstat (limited to 'Engineering_Mechanics_by_Khurmi_R.S./chapter24.ipynb')
| -rw-r--r-- | Engineering_Mechanics_by_Khurmi_R.S./chapter24.ipynb | 495 |
1 files changed, 495 insertions, 0 deletions
diff --git a/Engineering_Mechanics_by_Khurmi_R.S./chapter24.ipynb b/Engineering_Mechanics_by_Khurmi_R.S./chapter24.ipynb new file mode 100644 index 00000000..6985dc58 --- /dev/null +++ b/Engineering_Mechanics_by_Khurmi_R.S./chapter24.ipynb @@ -0,0 +1,495 @@ +{
+ "metadata": {
+ "name": "",
+ "signature": "sha256:d91fc2c8a474e3c0069134482e3e16ad6362f5044324f39d0db7cd73f8242369"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+ {
+ "cells": [
+ {
+ "cell_type": "heading",
+ "level": 1,
+ "metadata": {},
+ "source": [
+ "Chapter 24:Laws of Motion"
+ ]
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 24.1, Page no.484"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Variable declaration\n",
+ "m=100 #mass of body in kg\n",
+ "a=3.5 #acceleration in m/s**2\n",
+ "\n",
+ "#calculation\n",
+ "F=m*a\n",
+ "\n",
+ "#Result\n",
+ "print\"F=\",int(F),\"N\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "F= 350 N\n"
+ ]
+ }
+ ],
+ "prompt_number": 1
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 24.2, Page no.485"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#variable declaration\n",
+ "m=50 #mass of body in kg\n",
+ "g_e=9.8 #acceleration due to gravity on earth in m/s**2\n",
+ "g_m=1.7 #acceleration due to gravity on moon in m/s**2\n",
+ "g_s=270.0 #acceleration due to gravity on sun in m/s**2\n",
+ "\n",
+ "#calculation\n",
+ "F_1=m*g_e\n",
+ "F_2=m*g_m\n",
+ "F_3=(m*g_s)\n",
+ "\n",
+ "#Result\n",
+ "print\"Weight of the body on the earth, F_1=\",int(F_1),\"N\"\n",
+ "print\"Weight of the body on the moon, F_2=\",int(F_2),\"N\"\n",
+ "print\"Weight of the body on the sun, F_3=\",round(F_3/1000,1),\"kN\"\n",
+ "\n",
+ "\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Weight of the body on the earth, F_1= 490 N\n",
+ "Weight of the body on the moon, F_2= 85 N\n",
+ "Weight of the body on the sun, F_3= 13.5 kN\n"
+ ]
+ }
+ ],
+ "prompt_number": 8
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 24.3, Page no.485"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#variable declaration\n",
+ "m=7.5 #mass of the body in kg\n",
+ "u=1.2 #velocity in m/s\n",
+ "F=15 #Force in N\n",
+ "t=2 #time in s\n",
+ "\n",
+ "#calculation\n",
+ "a=F/m\n",
+ "v=u+(a*t)\n",
+ "\n",
+ "#Result\n",
+ "print\"Velocity of the body after 2 seconds, v=\",round(v,1),\"m/s\"\n",
+ "\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Velocity of the body after 2 seconds, v= 5.2 m/s\n"
+ ]
+ }
+ ],
+ "prompt_number": 9
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 24.4, Page no.485"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#variable declaration\n",
+ "m=500.0 #mass of vehicle in kg\n",
+ "u=25.0 #initial velocity in m/s\n",
+ "F=200.0 #Force in N\n",
+ "t=120.0 #time in s\n",
+ "\n",
+ "#calculation\n",
+ "a=F/m\n",
+ "v_1=u+(a*t)\n",
+ "v_2=u+(-a*t) #Force acts in the opposite direction of motion\n",
+ "\n",
+ "#Result\n",
+ "print\"Velocity of vehicle when the force acts in the dirction of motion,v_1=\",int(v_1),\"m/s\"\n",
+ "print\"Velocity of vehicle when the force acts in the opposite dirction of motion,v_2=\",int(v_2),\"m/s\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Velocity of vehicle when the force acts in the dirction of motion,v_1= 73 m/s\n",
+ "Velocity of vehicle when the force acts in the opposite dirction of motion,v_2= -23 m/s\n"
+ ]
+ }
+ ],
+ "prompt_number": 13
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 24.5, Page no.486"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#variable declaration\n",
+ "F=50.0 #Retarding force in N\n",
+ "m=20.0 #mass of the body in kg\n",
+ "u=15 #initial velocity in m/s\n",
+ "v=0 #final velocity\n",
+ "\n",
+ "#calculation\n",
+ "a=F/m\n",
+ "t=u/a \n",
+ "\n",
+ "#Result\n",
+ "print\"t=\",int(t),\"s\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "t= 6 s\n"
+ ]
+ }
+ ],
+ "prompt_number": 15
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 24.6, Page no.486"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#variable declaration\n",
+ "m=2.5 #mass of the car in t\n",
+ "F=1 #Propelling force in N\n",
+ "u=10 #initial velocity in m/s\n",
+ "v=15 #final velocity in m/s\n",
+ "\n",
+ "#calculation\n",
+ "a=F/m\n",
+ "t=(v-u)/a\n",
+ "\n",
+ "#Result\n",
+ "print\"t=\",round(t,1),\"s\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "t= 12.5 s\n"
+ ]
+ }
+ ],
+ "prompt_number": 16
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 24.7, Page no.486"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#variable declaration\n",
+ "m=800.0 #mass of electric train in t\n",
+ "Resistance=80 #Resistance to motion in kN\n",
+ "Tractive=200 #Tractive force in kN\n",
+ "v=25 #final velocity in m/s\n",
+ "u=0 #initial velocity\n",
+ "\n",
+ "#calculation\n",
+ "F=Tractive-Resistance\n",
+ "a=F/m\n",
+ "t=(v-u)/a\n",
+ "\n",
+ "#Result\n",
+ "print\"t=\",round(t,1),\"s\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "t= 166.7 s\n"
+ ]
+ }
+ ],
+ "prompt_number": 17
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 24.11, Page no.490"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#variable declaration\n",
+ "m=50 #mass of the body in kg\n",
+ "a=1.2 #acceleration in m/s**2\n",
+ "g=9.8 #gravity in m/s**2\n",
+ "\n",
+ "#calculation\n",
+ "F=m*(g+a)\n",
+ "\n",
+ "#result\n",
+ "print\"F=\",int(F),\"N\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "F= 550 N\n"
+ ]
+ }
+ ],
+ "prompt_number": 18
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 24.12, Page no.490"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#variable declaration\n",
+ "m=100 #mass of the body in kg\n",
+ "a=-0.8 #acceleration in m/s**2\n",
+ "g=9.8 #gravity in m/s**2\n",
+ "\n",
+ "#calculation\n",
+ "F_1=m*(g+a)\n",
+ "F_2=m*(g-a)\n",
+ "\n",
+ "#Result\n",
+ "print\"(a)The lift is moving upwards, F_1=\",int(F_1),\"N\"\n",
+ "print\"(b)The lift is moving downwards, F_2=\",int(F_2),\"N\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "(a)The lift is moving upwards, F_1= 900 N\n",
+ "(b)The lift is moving downwards, F_2= 1060 N\n"
+ ]
+ }
+ ],
+ "prompt_number": 19
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 24.13, Page no.490"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#variable declaration\n",
+ "m=65.0 #mass of the body in kg\n",
+ "F=800.0 #Force in N\n",
+ "g=9.8 #gravity in m/s**2\n",
+ "\n",
+ "#calculation\n",
+ "a=(F/m)-g\n",
+ "\n",
+ "#Result\n",
+ "print\"Acceleration of the elevator, a=\",round(a,1),\"m/s**2\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Acceleration of the elevator, a= 2.5 m/s**2\n"
+ ]
+ }
+ ],
+ "prompt_number": 21
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 24.14, Page no.490"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#variable declaration\n",
+ "m_1=500 #mass of the elevator in kg\n",
+ "a=3 #acceleration in m/s**2\n",
+ "m_2=70 #mass of operator in kg\n",
+ "\n",
+ "#calculation\n",
+ "R_1=m_2*(g+a)\n",
+ "R_2=(m_1+m_2)*(g+a)\n",
+ "\n",
+ "#Result\n",
+ "print\"Scale Reading,R_1=\",int(R_1),\"N\"\n",
+ "print\"Total tension in the cable of the elevator, R_2=\",int(R_2),\"N\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Scale Reading,R_1= 896 N\n",
+ "Total tension in the cable of the elevator, R_2= 7296 N\n"
+ ]
+ }
+ ],
+ "prompt_number": 22
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 24.18, Page no.495"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#variable declaration\n",
+ "M=25 #mass of the machine gun in kg\n",
+ "m=0.03 #mass of the bullet in kg\n",
+ "v=250 #velocity of firing in m/s\n",
+ "\n",
+ "#calculation\n",
+ "V=(m*v)/M\n",
+ "\n",
+ "#Result\n",
+ "print\"Velocity with which the machine gun will recoil, v=\",round(V,1),\"m/s\"\n",
+ "\n",
+ "\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Velocity with which the machine gun will recoil, v= 0.3 m/s\n"
+ ]
+ }
+ ],
+ "prompt_number": 23
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [],
+ "language": "python",
+ "metadata": {},
+ "outputs": []
+ }
+ ],
+ "metadata": {}
+ }
+ ]
+}
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