RCC Sheet 3
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1) Question.
Which one of the following sections of equal cross-sectional area can resist the torsional moment o a R.C.c. beam section more efficiently when working stress design is adopted?
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2) Question.
The maximum shear stress in a rectangular beam is ........ times of average shear stress
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3) Question.
In a reinforced concrete beam, the shear stress distribution above the neutral axis follows a
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4) Question.
When the lever arm of a reinforced concrete bream is Z and width of beam is b, then the maximum shear stress in a beam subjected to shear force F will be equal ro
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5) Question.
The maximum permissible shear stress given in IS : 456 - 1978 is based on
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6) Question.
The deep beams are design for
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7) Question.
the effective depth of a singly reinforced rectangular beam is 300 mm. The section is over reinforced and the neutral axis is 120mm below the top. If the maximum stress attained by concrete is 5 N/mand the modular ratio is 18, then the stress developed in the steel will be
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8) Question.
Which one of the following statements about the percentage of tensile steel required to produce a balanced reinforced concrete section is correct?
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9) Question.
The natural axis of an over-reinforced section falls
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10) Question.
The moment of resistance of an over-reinforced section is determined on the basis of
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