removing problem statements

1 files changed, 22 insertions, 54 deletions

diff --git a/Chemical_Engineering_Thermodynamics/ch3_2.ipynb b/Chemical_Engineering_Thermodynamics/ch3_2.ipynb
index dd655676..1dbe2b34 100644
--- a/Chemical_Engineering_Thermodynamics/ch3_2.ipynb
+++ b/Chemical_Engineering_Thermodynamics/ch3_2.ipynb
@@ -1,6 +1,7 @@
 {
  "metadata": {
-  "name": ""
+  "name": "",
+  "signature": "sha256:8255c3a74c7b52da7fb922c8e6e009ed3e07e5e50a88f1302c38a2c832cbdc1f"
  },
  "nbformat": 3,
  "nbformat_minor": 0,
@@ -27,8 +28,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of temperature\n",
-      "\n",
+      " \n",
       "from scipy.optimize import fsolve \n",
       "import math \n",
       "\n",
@@ -149,8 +149,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of heat required\n",
-      "\n",
+      " \n",
       "import math\n",
       "\n",
       "# Variables\n",
@@ -208,8 +207,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of temperature internal energy and enthalpy\n",
-      "\n",
+      " \n",
       "# Variables\n",
       "M_vap_sat = 0.22;\t\t\t#[kg] - mass of saturated vapour\n",
       "M_liq_sat = 1.78;\t\t\t#[kg] - mass of saturated liquid\n",
@@ -283,8 +281,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of work done\n",
-      "\n",
+      " \n",
       "from scipy.optimize import fsolve \n",
       "import math \n",
       "from scipy.integrate import quad \n",
@@ -369,8 +366,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of work done\n",
-      "\n",
+      " \n",
       "# Variables\n",
       "\n",
       "T = 300;\t\t\t#[K] - Temperature\n",
@@ -491,8 +487,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of work done\n",
-      "\n",
+      " \n",
       "# Variables\n",
       "T = 125+273.15;\t\t\t#[K] - Temperature\n",
       "P1 = 1;\t\t\t#[bar] - Initial pressure\n",
@@ -654,9 +649,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of work done\n",
-      "\n",
-      "# Variables\n",
+      " \n",
       "T = 20 + 273.15;\t\t\t#[K] - Temperature\n",
       "P_1 = 140.;\t\t\t#[kPa] - Initial pressure\n",
       "P_1 = P_1*10.**(3);\t\t\t#[Pa]\n",
@@ -723,9 +716,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of final temperature\n",
-      "\n",
-      "# Variables\n",
+      " \n",
       "m_ice = 1000;\t\t\t#[g] - Mass of ice\n",
       "m_water = 1000;\t\t\t#[g] - Mass of water\n",
       "T_ice = 273.15;\t\t\t#[K] - Temperature of ice\n",
@@ -790,8 +781,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of final pressure\n",
-      "\n",
+      " \n",
       "# Variables\n",
       "n = 1.5;\t\t\t# - ratio of heat capacities\n",
       "T_1 = 500.;\t\t\t#[K] - Initial temperature\n",
@@ -852,9 +842,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of slope and work done\n",
-      "\n",
-      "# Variables\n",
+      " \n",
       "P_1 = 150*10**(3);\t\t\t#[Pa] - Initial pressure\n",
       "V_1 = 0.001;\t\t\t#[m**(3)] - Initial volume\n",
       "P_2 = 1000*10**(3);\t\t\t#[Pa] - Final pressure\n",
@@ -914,9 +902,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of work done and final temperature\n",
-      "\n",
-      "# Variables\n",
+      " \n",
       "V = 36;\t\t\t#[L] - Vol of gas on each side\n",
       "P_1 = 1;\t\t\t#[atm] - pressure on left side of the piston\n",
       "P_1 = P_1*101325;\t\t\t#[Pa]\n",
@@ -1001,9 +987,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of powerand discharge head\n",
-      "\n",
-      "# Variables\n",
+      " \n",
       "P_2 = 0.2;\t\t\t#[bar]\n",
       "P_2 = P_2*10**(5);\t\t\t#[Pa]\n",
       "int_dia_2 = 2.4*10**(-2);\t\t\t#[m] - internal diameter at state 2.\n",
@@ -1059,9 +1043,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of discharge velocity\n",
-      "\n",
-      "# Variables\n",
+      " \n",
       "T_1 = 1000.;\t\t\t#[K] - Temperature at entry\n",
       "P_1 = 0.6;\t\t\t#[MPa] - Pressure at entry\n",
       "P_2 = 0.2;\t\t\t#[MPa] - Exit pressure\n",
@@ -1117,9 +1099,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of change in enthalpy\n",
-      "\n",
-      "# Variables\n",
+      " \n",
       "P_entry = 10;\t\t\t#[bar] - Pressure at entry\n",
       "V_entry = 200;\t\t\t#[m/s] - Velocity at entry\n",
       "P_exit = 1;\t\t\t#[bar] - Vressure at exit\n",
@@ -1162,9 +1142,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of work done and change in enthalpy\n",
-      "\n",
-      "# Variables\n",
+      " \n",
       "T_1 = 280;\t\t\t#[K] - Temperature at entry\n",
       "P_1 = 100;\t\t\t#[kPa] - Pressure at entry\n",
       "T_2 = 400;\t\t\t#[K] - Temperature at exit\n",
@@ -1226,9 +1204,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of work done per unit mass\n",
-      "\n",
-      "# Variables\n",
+      " \n",
       "T_1 = 300;\t\t\t#[K] - Temperature at entry\n",
       "P_1 = 100;\t\t\t#[kPa] - Pressure at entry\n",
       "P_2 = 900;\t\t\t#[kPa] - Pressure at exit\n",
@@ -1296,9 +1272,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of inlet and outlet velocity and power\n",
-      "\n",
-      "# Variables\n",
+      " \n",
       "T_1 = 600;\t\t\t#[C] - Temperature at entry\n",
       "P_1 = 15;\t\t\t#[MPa] - Pressure at entry\n",
       "T_2 = 400;\t\t\t#[K] - Temperature at exit\n",
@@ -1360,9 +1334,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Proving a mathematical relation\n",
-      "\n",
-      "# Variables,\n",
+      " \n",
       "R = 8.314;\t\t\t#[J/mol-K] - Universal gas constant\n",
       "Cp_0 = 2.5*R;\t\t\t#[J/mol-K] -  Specific heat capacity at constant pressure\n",
       "Cv_0 = 1.5*R;\t\t\t#[J/mol-K] -  Specific heat capacity at constant volume\n",
@@ -1403,9 +1375,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Determination of equilibrium temperature\n",
-      "\n",
-      "# Variables\n",
+      " \n",
       "T_1 = 40 + 273.15;\t\t\t#[K] - Initial temperature.\n",
       "P_1 = 1;\t\t\t#[bar] - Initial pressure.\n",
       "P_1 = P_1*10**(5);\t\t\t#[Pa]\n",
@@ -1474,9 +1444,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Determination of mass\n",
-      "\n",
-      "# Variables\n",
+      " \n",
       "V_total = 5;\t\t\t#[L] - Volume of pressure cooker.\n",
       "V_total = V_total*10**(-3);\t\t\t#m**(3)\n",
       "P_gauze = 15;\t\t\t#[psi] - Operating pressure (gauze)of pressure cooker.\n",