diff options
Diffstat (limited to '3772/CH7/EX7.14/Ex7_14.sce')
| -rw-r--r-- | 3772/CH7/EX7.14/Ex7_14.sce | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/3772/CH7/EX7.14/Ex7_14.sce b/3772/CH7/EX7.14/Ex7_14.sce new file mode 100644 index 000000000..c66b07bb5 --- /dev/null +++ b/3772/CH7/EX7.14/Ex7_14.sce @@ -0,0 +1,29 @@ +// Problem no 7.14,Page no.194 + +clc;clear; +close; + +d=10 //cm //Diameter of shaft +r=5 //cm //radius of shaft +P=100 //KW //Power +N=120 //r.p.m +n=6 +L_k=14 //cm //Length of key +B_k=2.5 //cm //width of key +n=6 +d_b=2 //cm //Diameter of bolt +D_b=30 //cm //Diameter of bolt circle +R_b=15 //cm //radius + +//Calculations + +T=(P*60000*(2*%pi*N)**-1)*10**2 //N*m //Torque +I_p=%pi*32**-1*d**4 //Polar M.I of shaft +sigma_s=T*r*(I_p)**-1 //N/cm**2 +sigma_k=T*(L_k*B_k*r)**-1 //N/cm**2 +sigma_b=T*4*(n*%pi*d_b**2*R_b)**-1 //N/cm**2 + +//Result +printf("shear stress in shaft %.2f",sigma_s);printf(" N/cm**2") +printf("\n Key %.2f",sigma_k);printf(" N/cm**2") +printf("\n bolts %.2f",sigma_b);printf(" N/cm**2") |