8-11. A steel rod
BC with 
is used as a strongback. A force
is used to slowly lift the weight as
shown in the figure. If the modulus of elasticity follows 
. Determine the probability of buckling.
Assume that E and F are independent. (Ans. 
)
8-11. A steel rod
BC with is used as a strongback. A force
is used to slowly lift the weight as
shown in the figure. If the modulus of elasticity follows . Determine the probability of buckling.
Assume that E and F are independent. (Ans. )