Civil Engineering MCQs

Page No. 161

An ordinate in a funicular polygon represents__________________?


ashear force

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b resultant force

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cbending moment

✓


dequilibrium

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View Answer bending moment

In which of the following trusses, the method of substitution is required for determining the forces in all the members of the truss by graphic statics ?


a howe truss

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b king post truss

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c fink truss

✓


dwarren truss

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View Answer fink truss

The number of funicular polygons which can be drawn to pass through two specified points in the space diagram are__________________?


azero

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b 1

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c2

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dinfinity

✓


View Answer infinity

If the given forces P,, P2, P3 and P4 are such that the force polygon does not close, then the system will___________________?


abe in equilibrium

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balways reduce to a resultant force

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c always reduce to a couple

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dboth (A) and (C)

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Williot-Mohr diagram is used to determine deflection in__________________?


atrusses only

✓


bbeam only

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crigid frames only

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dany type of structure

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View Answer trusses only

For a non-concurrent force system to be in equilibrium__________________?


aonly the closure of force polygon is sufficient

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bonly the closure of funicular polygon is sufficient

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cboth force polygon and funicular polygon must close

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dnone of the above

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The condition of equilibrium for any system of forces in a plane is____________________?


athat polygon of forces must close

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bthat resultant couple must be zero

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c both (A) and (B)

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dnone of the above

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View Answer both (A) and (B)

A funicular polygon cannot be made to pass through___________________?


aone specified point

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b two specified points

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c three specified points

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d more than three specified points

✓



The pole distance is measured in___________________?


adistance scale

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b force scale

✓


cmass scale

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d time scale

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View Answer force scale

The member forces in a statically in determinate truss____________________?


acan be obtained by graphic statics

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b cannot be obtained by graphic statics

✓


c may be obtained by graphic statics

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dcan be obtained by graphic statics by trial and error

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