RCC Structures Design
In a singly reinforced beam, if the permissible stress in concrete reaches earlier than that in steel, the beam section is called

Under-reinforced section
Critical section
Economic section
Over reinforced section

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RCC Structures Design
The self-weight of the footing, is

Both (b) and (c)
Also considered for calculating the upward pressure on footing
Not considered for calculating the upward pressure on footing
Not considered for calculating the area of the footing

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