RCC Structures Design
The stresses developed in concrete and steel in reinforced concrete beam 25 cm width and 70 cm effective depth, are 62.5 kg/cm² and 250 kg/cm² respectively. If m = 15, the depth of its neutral axis is

25 cm
30 cm
20 cm
35 cm

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RCC Structures Design
According to I.S. : 456, slabs which span in two directions with corners held down, are assumed to be divided in each direction into middle strips and edge strips such that the width of the middle strip, is

Four-fifth of the width of the slab
Two-third of the width of the slab
Half of the width of the slab
Three-fourth of the width of the slab

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RCC Structures Design
Pick up the incorrect statement from the following: Tensile reinforcement bars of a rectangular beam

Are curtailed if not required to resist the bending moment
Are bent up at suitable places to serve as shear reinforcement
Are bent down at suitable places to serve as shear reinforcement
Are maintained at bottom to provide at least local bond stress

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