A column is known as a long column if the slenderness ratio is

An R.C.C. column is treated as short column if its slenderness ratio is less than

A

30

B

35

C

40

D

50

Slenderness ratio of a long column, is

A

Area of cross-section divided by radius of gyration

B

Area of cross-section divided by least radius of gyration

C

Radius of gyration divided by area of cross-section

D

Length of column divided by least radius of gyration

An R.C.C. column is treated as long if its slenderness ratio is greater than

A

30

B

35

C

40

D

50

Euler’s formula for a mild steel column is not valid if the slenderness ratio is

A

90

B

60

C

120

D

100

The maximum slenderness ratio of a steel column, the design of which is governed by wind or seismic forces is

A

150

B

180

C

250

D

350

The slenderness ratio of a column supported throughout its length by a masonry wall is

A

Zero

B

10

C

100

D

Iinfinity

Slenderness ratio is the ratio of

A

Effective length of column to least radius of gyration of the column

B

Width of column to depth of column

C

Maximum size of column to minimum size of column

D

Effective length of column to width of column

The slenderness ratio is the ratio of

A

Area of column to least radius of gyration

B

Length of column to least radius of gyration

C

Least radius of gyration to area of column

D

Least radius of gyration to length of column

The slenderness ratio of lacing bars should not exceed

A

100

B

120

C

145

D

180

The maximum slenderness ratio of a compression member carrying both dead and superimposed load is

A

180

B

200

C

250

D

350

A column is known as a long column if the slenderness ratio is

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