The length of a column, having a uniform circular cross-section of 7.5 – McqOptions

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1.	The length of a column, having a uniform circular cross-section of 7.5 cm diameter and whose ends are hinged, is 5 m. If the value of for the material is 2100 tonnes/cm, the permissible maximum crippling load will be
A.	1.288 tonnes
B.	12.88
C.	128.8 tonnes
D.	288.0
E.	none of these.
Answer» C. 128.8 tonnes

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