Week 3 Challenge

1. given data

height = 10m

restrained in mid height in one direction, free in another direction

for 1st diagram

effective legnth = 1.2L + 2L

= 1.2*5+2*5 = 16m

for 2nd diagram = 2*10 = 20m

for 3rd diagram = 1.2*10 = 12m