Question: A simply supported beam deflects by 5 mm when it is subjected to a concentrated load of 10 kN at its centre. What will be deflection in a 1/10 model of the beam if the model is subjected to a 1 kN load at its centre ?

• 1. 5 mm
• 2. 0.5 mm
• 3. 0.05 mm
• 4. 0.005mm

Question: For a single point load W moving on a symmetrical three hinged parabolic arch of span L, the maximum sagging moment occurs at a distance x from ends. The value of x is__________________?

• 1. 0.211 L
• 2. 0.25 L
• 3. 0.234 L
• 4. 0.5 L

Question: When a load crosses a through type Pratt truss in the direction left to right, the nature of force in any diagonal member in the left half of the span would_______________?

• 1. change from compression to tension
• 2. change from tension to compression
• 3. always be compression
• 4. always be tension

Question: The deformation of a spring produced by a unit load is called _________________?

• 1. stiffness
• 2. flexibility
• 3. influence coefficient
• 4. unit strain

Question: The width of the analogous column in the method of column analogy is _________________?

• 1. 2/EI
• 2. 1/EI
• 3. 1/2 EI
• 4. 1/4 EI

Question: A load ‘W is moving from left to right support on a simply supported beam of span T. The maximum bending moment at 0.4 1 from the left support is___________________?

• 1. 0.16 Wl
• 2. 0.20 Wl
• 3. 0.24 Wl
• 4. 0.25 Wl

Question: In the displacement method of structural analysis, the basic unknowns are__________________?

• 1. displacements
• 2. force
• 3. displacements and forces
• 4. none of the above

Question: Which of the following methods of structural analysis is a force method ?

• 1. slope deflection method
• 2. column analogy method
• 3. moment distribution method
• 4. none of the above

Question: When a uniformly distributed load, shorter than the span of the girder, moves from left to right, then the conditions for maximum bending moment at a section is that___________________?

• 1. the head of the load reaches the section
• 2. the tail of the load reaches the section
• 3. the load position should be such that the section divides it equally on both sides
• 4. the load position should be such that the section divides the load in the same ratio as it divides the

Question: The maximum bending moment due to a train of wheel loads on a simply supported girder_________________?

• 1. always occurs at centre of span
• 2. always occurs under a wheel load
• 3. never occurs under a wheel load
• 4. none of the above