RCC Structures Design

1. [A + (m - 1)A_SC] known as equivalent concrete area of R.C.C. is given by

1. Modular ratio method
2. Load factor method
3. Ultimate load method
4. None of these

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2. A circular slab subjected to external loading, deflects to form a

1. Semi-hemisphere
2. Ellipsoid
3. Paraboloid
4. None of these

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3. A column is regarded as long column if the ratio of its effective length and lateral dimension, exceeds

1. 10
2. 15
3. 20
4. 25

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4. A continuous beam shall be deemed to be a deep beam if the ratio of effective span to overall depth, is

1. 2.5
2. 2
3. Less than 2
4. Less than 2.5

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5. A flat slab is supported

1. On beams
2. On columns
3. On beams and columns
4. On columns monolithically built with slab

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6. A foundation is called shallow if its depth, is

1. One-fourth of its width
2. Half of its width
3. Three-fourth of its width
4. Equal to its width

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7. A foundation rests on

1. Base of the foundation
2. Sub-grade
3. Foundation soil
4. Both (b) and (c)

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8. A part of the slab may be considered as the flange of the T-beam if

1. Flange has adequate reinforcement transverse to beam
2. It is built integrally with the beam
3. It is effectively bonded together with the beam
4. All the above

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9. A pile of length 'L' carrying a uniformly distributed load 'W' per metre length is suspended at the centre and from other two points 0.15 L from either end ; the maximum hogging moment will be

1. WL²/15
2. WL²/30
3. WL²/60
4. WL²/90

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10. A pile of length 'L' carrying a uniformly distributed load 'W' per metre length is suspended at two points, the maximum, B.M. at the centre of the pile or at the points of suspension, is

1. WL/8
2. WL²/24
3. WL²/47
4. WL²/16

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