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GATE CE: Solid Mechanics Champion Quiz 4

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Question 1

The buckling load P = P_cr, for the column AB in the figure, as K_T approaches infinity, become 'α' times

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Question 2

If one end of a hinged column is made fixed and the other end of the hinged is made free, how much is the critical load compared to the original value?

Question 3

Four vertical columns of same material, height and weight have the same end conditions .Which cross-section will carry the maximum load?

Question 4

Which assumptions are incorrect in column theory?

Question 5

A column fixed at both ends has a rectangular cross-section of 10mm×20mm and a length of 1m. The slenderness ratio of the column is close to

Question 6

The ratio of Euler’s buckling loads of columns with the same parameters having (i) both ends fixed, and (ii) both ends hinged is

Question 7

If diameter of a long column is reduced by 20%, the percentage reduction in Euler’s buckling load for the same end conditions is

Question 8

If the Euler load for a steel columns is 1000 kN and crusing load is 1500 kN. The Rankine load is equal to

Question 9

A 4 m long solid round bar is used as a column having one end fixed and the other end free. If Euler’s critical load on this column is found as 10 kN and E =210 GPa for the material of the bar, the diameter of the bar is ___________.

Question 10

The buckling load for a column hinged at both ends is 10 kN. If the ends are fixed, the buckling load changes to

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