Two columns made of same materials have same slenderness ratio and differrent cross section area. Which of following statements about critical load is correct( )
选项:
A:Critical load of two columns is equal, but critical stress is different;
B: Critical load of two columns is differrent, but critical stress is equal;
C: Critical load of two columns is different and critical stress of two columns is also different.;
D:Critical load of two columns is equal and critical stress of two columns is equal too.
发布时间:2024-06-03 10:40:44