blob: 8a95fa3598b8bd4765e7699d738fe2a3bd2fa39f (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
|
clear
//
//Initilization of Variables
t=20 //degree celsius
E_a=70*10**9 //N/mm**2 //Modulus of Elasticicty of aluminium
alpha_a=11*10**-6 //per degree celsius //Temperature coeff of aluminium
alpha_s=12*10**-6 //Per degree celsius //Temperature coeff of steel
L_a=1000 //mm //Length of aluminium
L_s=3000 //mm //Length of steel
E_a=7*10**4 //N/mm**2 //Modulus of Elasticity of aluminium
E_s=2*10**5 //N/mm*2 //Modulus of Elasticity of steel
A_a=600 //mm**2 //Area of aluminium
A_s=300 //mm**2 //Area of steel
//Calculations
//Free Expansion
dell=alpha_a*t*L_a+alpha_s*t*L_s
//support Reaction
P=dell*(L_a*(A_a*E_a)**-1+L_s*(A_s*E_s)**-1)**-1
//Result
printf("\n Reaction at support is %0.2f N",P)
|
