A column is said to be of medium size if its slenderness ratio is between 20 and

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Question
A column is said to be of medium size if its slenderness ratio is between
Options
A. 20 and 32
B. 32 and 120
C. 120 and 160
D. 160 and 180
E. 180 and 200

Correct Answer

32 and 120

Strength of Materials problems

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1. A 8 metre long simply supported rectangular beam which carries a distributed load 45 kg/m. experiences a maximum fibre stress 160 kg/cm². If the moment of inertia of the beam is 640 cm⁴, the overall depth of the beam is
Options
A. 10 cm
B. 12 cm
C. 15 cm
D. 16 cm
E. 18 cm.

2. Maximum deflection of a
Options
A. Cantilever beam carrying a concentrated load W at its free end is
B. simply supported beam carrying a concentrated load W at mid-span is
C. cantilever beam, carrying a uniformly distributed load over span is
D. simply supported beam carrying a uniformly distributed load over the span is
E. All the above.

4. When two plates butt together and are riveted with two cover plates with two rows of rivets, the joint is known as
Options
A. lap joint
B. butt join
C. single riveted single cover butt joint
D. double riveted double cover butt joint.

6. The rise of a parabolic arch at quarter points, is equal to
Options
A. times the rise of the crown
B. times the rise of the crown
C. times the rise of the crown
D. times the rise of the crown
E. times the rise of the crown.

8. For a beam, if fundamental equations of statics are not sufficient to determine all the reactive forces at the supports, the structure is said to be
Options
A. determinate
B. statically determinate
C. statically indeterminate
D. none of these.

9. The cross sections of the beams of equal length are a circle and a square whose permissible bending stress are same under same maximum bending. The ratio of their flexural weights is,
Options
A. 1.118
B. 1.338
C. 1.228
D. 1.108

10. The infiltration capacity during rain storm, is considerably reduced due to
Options
A. surface detention
B. soil moisture
C. compaction due to rain
D. washing of fine particles
E. all the above.

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