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{
"metadata": {
"name": "",
"signature": "sha256:25c836d1606fcfdd3be702967e2c46de8c90c4ed0ada91a05ae2508868159a1c"
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"nbformat_minor": 0,
"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 1,
"metadata": {},
"source": [
"Chapter 2 Indicators and display devices"
]
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example 2.1 (a) Page no 27"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"#Given\n",
"N=100\n",
"W=20*10**-3 #Width of the coil in m\n",
"A=30*10**-3 #Depth of the coil in mm\n",
"B=0.1 #flux density in wb/m**2\n",
"I=10*10**-3 #current in A\n",
"K=2.0*10**-6 #Nm/degree\n",
"\n",
"#Calculation\n",
"T=B*A*W*I*N\n",
"x=T/K\n",
"\n",
"#Result\n",
"print\"The deflection torque is \",T,\"m\"\n",
"print\"The deflection is \", x,\"degree\"\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"The deflection torque is 6e-05 m\n",
"The deflection is 30.0 degree\n"
]
}
],
"prompt_number": 1
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example 2.1 (b) Page no 27"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"#Given\n",
"N=100\n",
"A=20*10**-3 #m\n",
"d=30*10**-3 #m\n",
"D=0.1 #Wb/m**2\n",
"t=30*10**-6 #Nm\n",
"\n",
"#Calculation\n",
"I=(t/(D*d*A*N))*10**3\n",
"\n",
"#Result\n",
"print\"The current through the moving coil is \", I,\"mA\""
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"The current through the moving coil is 5.0 mA\n"
]
}
],
"prompt_number": 1
}
],
"metadata": {}
}
]
}
|
