   ## RCC Structures Design MCQ Practice Questions (Civil Eng) Set 9

Options are :

• 0.7
• 0.3
• 0.4
• 0.5
• 0.2

##### Pick up the incorrect statement from the following:The intensity of horizontal shear stress at the elemental part of a beam section, is directly proportional to:

Options are :

• Width of the beam
• Area of the section
• Distance of the C.G. of the area from its neutral axis
• Moment of the beam section about its neutral axis
• Shear force

Options are :

• D
• B
• C
• A

Options are :

• 17 cm^(2)
• 14 cm^(2)
• 15 cm^(2)
• 16 cm^(2)
• 18 cm^(2)

Options are :

• 150 cm
• 100 cm
• 50 cm
• 200 cm

##### If the permissible compressive and tensile stresses in a singly reinforced beam are 50 kg/cm2 and 1400 kg/cm2 respectively and the modular ratio is 18, the percentage area At of the steel required for an economic section, is:

Options are :

• None of these
• 0.596%
• 0.496%
• 0.796%
• 0.696%

##### An R.C.C. beam of 25 cm width and 50 cm effective depth has a clear span of 6 metres and carries a U.D.L. of 3000 kg/m inclusive of its self weightIf the lever arm constant for the section is 0.865, the maximum intensity of shear stress, is:

Options are :

• 21.5 kg/cm^(2)
• 8.3 kg/cm^(2)
• 7.6 kg/cm^(2)
• 11.4 kg/cm^(2)

##### The shear reinforcement in R.C.C. is provided to resist:

Options are :

• Diagonal compression
• Horizontal shear
• Diagonal tension
• Vertical shear

Options are :

• B
• E
• C
• D
• A