RCC Structures Design
According to the steel beam theory of doubly reinforced beams

Tension is resisted by tension steel
Stress in tension steel equals the stress in compression steel
All of the listed here
Compression is resisted by compression steel

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RCC Structures Design
The angle of internal friction of soil mass is the angle whose

None of these
Sine is equal to the ratio of the maximum resistance to sliding on any internal inclined plane to the normal pressure acting on the plane
Cosine is equal to the ratio of the maximum resistance sliding on any internal inclined plane to the normal pressure acting on the plane
Tangent is equal to the rate of the maximum resistance to sliding on any internal inclined plane to the normal pressure acting on the plane

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