如图所示,长为l、直径为d的圆杆,其单位长度重量为W,杆端B铰结于地面,另一端A支承在光滑的壁上,则杆中的最大压应力点位置离A端的距离s为______。<img src='https://img2.soutiyun.com/ask/5328001-5331000/7aff2c82e02928d5463eba49a6d033c5.jpg' />

A.<img src='https://img2.soutiyun.com/latex/latex.action' /> B.<img src='https://img2.soutiyun.com/latex/latex.action' /> C.<img src='https://img2.soutiyun.com/latex/latex.action' /> D.<img src='https://img2.soutiyun.com/latex/latex.action' />

时间:2023-01-14 17:53:01

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