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 (A) Half of the width of the slab (B) Two-third of the width of the slab (C) Three-fourth of the width of the slab (D) Four-fifth of the width of the slab

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
(A) Half of the width of the slab
(B) Two-third of the width of the slab
(C) Three-fourth of the width of the slab
(D) Four-fifth of the width of the slab
by

1 Answer

Answer :

Answer: Option C
by

Related questions

A two way slab (a) May be simply supported on the four edges, with comers not held down and carrying uniformly distributed load. (b) May be simply supported on the four edge , with corners held down and carrying uniformly distributed load. (c) May have edges fixed or continuous and carrying uniformly distributed load. (d) All the above.

Description : A two way slab (a) May be simply supported on the four edges, with comers not held down and carrying uniformly distributed load. (b) May be simply supported on the four edge , with corners held ... . (c) May have edges fixed or continuous and carrying uniformly distributed load. (d) All the above.

Last Answer : (d) All the above.

The effective width of a column strip of a flat slab, is (A) One-fourth the width of the panel (B) Half the width of the panel (C) Radius of the column (D) Diameter of the column

Description : The effective width of a column strip of a flat slab, is (A) One-fourth the width of the panel (B) Half the width of the panel (C) Radius of the column (D) Diameter of the column

Last Answer : Answer: Option B

Negative yield line form i. Near the supports in the case of slabs fixed or continuous at the edge. ii. At mid span in the case of slabs fixed. iii.At mid span for simply supported circular slab [ A ] i [ B ] i and ii [ C ] i and iii [ D ] i, ii and iii

Description : Negative yield line form i. Near the supports in the case of slabs fixed or continuous at the edge. ii. At mid span in the case of slabs fixed. iii.At mid span for simply supported circular slab [ A ] i [ B ] i and ii [ C ] i and iii [ D ] i, ii and iii

Last Answer : [ A ] i

The slab is said to be orthotropically reinforced , when the reinforcement is arranged in; [ A ] Single direction [ B ] Two directions at right angles with equal meshes [ C ] Two directions at right angles with unequal meshes [ D ] At the corners only

Description : The slab is said to be orthotropically reinforced , when the reinforcement is arranged in; [ A ] Single direction [ B ] Two directions at right angles with equal meshes [ C ] Two directions at right angles with unequal meshes [ D ] At the corners only

Last Answer : [ C ] Two directions at right angles with unequal meshes

For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine's theory (A) Is always less than 1 (B) Is always greater than 1 (C) Can be more than 1 (D) Can be less than 1

Description : For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine's theory (A) Is always less than 1 (B) Is always greater than 1 (C) Can be more than 1 (D) Can be less than 1

Last Answer : Answer: Option A

A slab simply supported on the four edges, with corners not held down and carrying uniformly distributed load, is used in (a) Singly storeyed buildings. (b) Double storeyed buildings. (c) Multi storeyed buildings (d) All the above

Description : A slab simply supported on the four edges, with corners not held down and carrying uniformly distributed load, is used in (a) Singly storeyed buildings. (b) Double storeyed buildings. (c) Multi storeyed buildings (d) All the above

Last Answer : (a) Singly storeyed buildings.

The thickness of base slab of a retaining wall generally provided, is (A) One half of the width of the stem at the bottom (B) One-third of the width of the stem at the bottom (C) One fourth of the width of the steam at the bottom (D) Width of the stem at the bottom

Description : The thickness of base slab of a retaining wall generally provided, is (A) One half of the width of the stem at the bottom (B) One-third of the width of the stem at the bottom (C) One fourth of the width of the steam at the bottom (D) Width of the stem at the bottom

Last Answer : Answer: Option D

According to IS: 456-2000, the span/overall depth ratio for a continuous two-way slab in order to control deflection is given by [ A ] 20 [ B ] 28 [ C ] 32 [ D ] 40

Description : According to IS: 456-2000, the span/overall depth ratio for a continuous two-way slab in order to control deflection is given by [ A ] 20 [ B ] 28 [ C ] 32 [ D ] 40

Last Answer : [ C ] 32

The span/over all depth ratio for a simply supported two-way slab according to IS : 456- 2000 is given by

Description : The span/over all depth ratio for a simply supported two-way slab according to IS : 456- 2000 is given by [ A ] 20 [ B ] 28 [ C ] 32 [ D ] 40

Last Answer : [ B ] 28

The Maximum diameter steel in slabs should not exceed --------- the total thickness of the slab [ A ] One-half [ B ] One-fourth [ C ] One-eighth [ D ] One-sixteenth

Description : The Maximum diameter steel in slabs should not exceed --------- the total thickness of the slab [ A ] One-half [ B ] One-fourth [ C ] One-eighth [ D ] One-sixteenth

Last Answer : [ C ] One-eighth

If K is a constant depending upon the ratio of the width of the slab to its effective span l, x is the distance of the concentrated load from the nearer support, bw is the width of the area of contact of the concentrated load measured parallel to the supported edge, the effective width of the slab be is (A) K/x (1 + x/d) + bw (B) Kx (1 - x/l) + bw (C) Kx (1 + x/l) + bw (D) All the above

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Last Answer : Answer: Option B

The width of the flange of a L-beam, should be less than (A) One-sixth of the effective span (B) Breadth of the rib + four times thickness of the slab (C) Breadth of the rib + half clear distance between ribs (D) Least of the above

Description : The width of the flange of a L-beam, should be less than (A) One-sixth of the effective span (B) Breadth of the rib + four times thickness of the slab (C) Breadth of the rib + half clear distance between ribs (D) Least of the above

Last Answer : Answer: Option D

If the ratio of long and short spans of a two way slab with corners held down is r, the actual reduction of B.M. is given by (A) (5/6) (r/1 + r²) M (B) (5/6) (r²/1 + r²) M (C) (5/6) (r²/1 + r3 ) M (D) (5/6) (r²/1 + r4 ) M

Description : If the ratio of long and short spans of a two way slab with corners held down is r, the actual reduction of B.M. is given by (A) (5/6) (r/1 + r²) M (B) (5/6) (r²/1 + r²) M (C) (5/6) (r²/1 + r3 ) M (D) (5/6) (r²/1 + r4 ) M

Last Answer : Answer: Option D

The width of the flange of a T-beam should be less than (A) One-third of the effective span of the T-beam (B) Distance between the centres of T-beam (C) Breadth of the rib plus twelve times the thickness of the slab (D) Least of the above

Description : The width of the flange of a T-beam should be less than (A) One-third of the effective span of the T-beam (B) Distance between the centres of T-beam (C) Breadth of the rib plus twelve times the thickness of the slab (D) Least of the above

Last Answer : Answer: Option D

According to IS:456, the diameter of the helices in circular a column shall be at least [ A ] The diameter of longitudinal steel [ B ] One-half the diameter of longitudinal steel [ C ] One-fourth the diameter of longitudinal steel [ D ] Three-fourth the diameter of longitudinal steel

Description : According to IS:456, the diameter of the helices in circular a column shall be at least [ A ] The diameter of longitudinal steel [ B ] One-half the diameter of longitudinal steel [ C ] One-fourth the diameter of longitudinal steel [ D ] Three-fourth the diameter of longitudinal steel

Last Answer : [ C ] One-fourth the diameter of longitudinal steel

When the slab is supported on all the four edges and the ratio of long span to short span is small, bending takes place along both the spans, such a slab is known as (a) Slab spanning in one direction (b) One way slab. (c) Slab spanning in two direction. (d) Two-way slab.

Description : When the slab is supported on all the four edges and the ratio of long span to short span is small, bending takes place along both the spans, such a slab is known as (a) Slab spanning in one direction (b) One way slab. (c) Slab spanning in two direction. (d) Two-way slab.

Last Answer : (d) Two-way slab.

Slabs which are supported in such a way that the corners are prevented from lifting are referred to as; [ A ] One way slabs [ B ] Two way slabs [ C ] Restrained slabs [ D ] Unrestrained slabs.

Description : Slabs which are supported in such a way that the corners are prevented from lifting are referred to as; [ A ] One way slabs [ B ] Two way slabs [ C ] Restrained slabs [ D ] Unrestrained slabs.

Last Answer : [ C ] Restrained slabs

The toe projection of foundation slabs is taken (A) As one third of the base (B) As one sixth of overall height of the wall (C) Equal to heel slab (D) Below ground surface

Description : The toe projection of foundation slabs is taken (A) As one third of the base (B) As one sixth of overall height of the wall (C) Equal to heel slab (D) Below ground surface

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If W is total load per unit area on a panel, D is the diameter of the column head, L is the span in two directions, then the sum of the maximum positive bending moment and average of the negative bending moment for the design of the span of a square flat slab, should not be less than (A) WL/12 (L - 2D/3)² (B) WL/10 (L + 2D/3)² (C) WL/10 (L - 2D/3)² (D) WL/12 (L - D/3)²

Description : If W is total load per unit area on a panel, D is the diameter of the column head, L is the span in two directions, then the sum of the maximum positive bending moment and average of the negative bending moment for the design of the span ... (L + 2D/3)² (C) WL/10 (L - 2D/3)² (D) WL/12 (L - D/3)²

Last Answer : Answer: Option C

The maximum ratio of span to depth of a slab simply supported and spanning in two directions, is (A) 25 (B) 30 (C) 35 (D) 40

Description : The maximum ratio of span to depth of a slab simply supported and spanning in two directions, is (A) 25 (B) 30 (C) 35 (D) 40

Last Answer : Answer: Option C

The maximum ratio of span to depth of a slab simple supported and spanning in two directions, is (a) 25 (b) 30 (c) 35 (d) 40

Description : The maximum ratio of span to depth of a slab simple supported and spanning in two directions, is (a) 25 (b) 30 (c) 35 (d) 40

Last Answer : (c) 35

In a two way slab flexural bending develops [ A ] Along short span [ B ] Along long span [ C ] In Mutually perpendicular directions [ D ] At the center of short span

Description : In a two way slab flexural bending develops [ A ] Along short span [ B ] Along long span [ C ] In Mutually perpendicular directions [ D ] At the center of short span

Last Answer : [ C ] In Mutually perpendicular directions

Long and short spans of a two way slab are ly and lx and load on the slab acting on strips parallel to lx and ly be wx and wy respectively. According to Rankine Grashoff theory (A) (wx /wy ) = (ly /lx ) (B) (wx/wy) = (ly/lx)² (C) (wx /wy ) = (ly /lx )4 (D) None of these

Description : Long and short spans of a two way slab are ly and lx and load on the slab acting on strips parallel to lx and ly be wx and wy respectively. According to Rankine Grashoff theory (A) (wx /wy ) = (ly /lx ) (B) (wx/wy) = (ly/lx)² (C) (wx /wy ) = (ly /lx )4 (D) None of these

Last Answer : Answer: Option C

The moments developed in the slab are influenced by the following factors i.Short span ii.Long span iii.Type of supporting edge. iv.Magnitude and type of load on slab [ A ] i, iii and iv [ B ] ii ,iii and iv [ C ] i and iii [ D ] i, ii , iii and iv

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Last Answer : [ D ] i, ii , iii and iv

For initial estimate for a beam design, the width is assumed (A) 1/15th of span (B) 1/20th of span (C) 1/25th of span (D) 1/30th of span

Description : For initial estimate for a beam design, the width is assumed (A) 1/15th of span (B) 1/20th of span (C) 1/25th of span (D) 1/30th of span

Last Answer : Answer: Option D

According to IS: 456-2000 the ultimate moment of resistance of a slab for Fe - 415 HYSD bars is; [ A ] Mu = 0.138 fck bd2 [ B ] Mu = 0.145 fck bd2 [ C ] Mu = 0.152 fck bd2 [ D ] Mu = 0.165 fck bd2

Description : According to IS: 456-2000 the ultimate moment of resistance of a slab for Fe - 415 HYSD bars is; [ A ] Mu = 0.138 fck bd2 [ B ] Mu = 0.145 fck bd2 [ C ] Mu = 0.152 fck bd2 [ D ] Mu = 0.165 fck bd2

Last Answer : [ A ] Mu = 0.138 fck bd2

If l1 and l2 are the lengths of long and short spans of a two way slab simply supported on four edges and carrying a load w per unit area, the ratio of the loads split into w1 and w2acting on strips parallel to l2 and l1 is (A) w1/w2 = l2/l1 (B) w1/w2 = (l2/l1)² (C) w1/w2 = (l2/l1)3 (D) w1/w2 = (l2/l1)

Description : If l1 and l2 are the lengths of long and short spans of a two way slab simply supported on four edges and carrying a load w per unit area, the ratio of the loads split into w1 and w2acting on strips parallel to l2 and l1 is (A) ... l1 (B) w1/w2 = (l2/l1)² (C) w1/w2 = (l2/l1)3 (D) w1/w2 = (l2/l1)

Last Answer : Answer: Option D

If depth of slab is 10 cm, width of web 30 cm, depth of web 50 cm, centre to centre distance of beams 3 m, effective span of beams 6 m, the effective flange width of the beam, is (A) 200 cm (B) 300 cm (C) 150 cm (D) 100 cm

Description : If depth of slab is 10 cm, width of web 30 cm, depth of web 50 cm, centre to centre distance of beams 3 m, effective span of beams 6 m, the effective flange width of the beam, is (A) 200 cm (B) 300 cm (C) 150 cm (D) 100 cm

Last Answer : Answer: Option C

If the size of panel in a flat slab is 6 m × 6 m, then as per Indian Standard Code, the widths of column strip and middle strip are (A) 3.0 m and 1.5 m (B) 1.5 m and 3.0 m (C) 3.0 m and 3.0 m (D) 1.5 m and 1.5m

Description : If the size of panel in a flat slab is 6 m × 6 m, then as per Indian Standard Code, the widths of column strip and middle strip are (A) 3.0 m and 1.5 m (B) 1.5 m and 3.0 m (C) 3.0 m and 3.0 m (D) 1.5 m and 1.5 m

Last Answer : Answer: Option C

The Maximum shear stress in Slabs should not exceed -------- the maximum values allowed for beams. [ A ] Half Of [ B ] One-Fourth Of [ C ] Twice [ D ] Those Given In

Description : The Maximum shear stress in Slabs should not exceed -------- the maximum values allowed for beams. [ A ] Half Of [ B ] One-Fourth Of [ C ] Twice [ D ] Those Given In

Last Answer : [ A ] Half Of

Permissible width of crack at the surface of concrete for „moderate‟ environmental conditions according to IS : 456-2000 is [ A ] 0.1 mm [ B ] 0.2 mm [ C ] 0.3 mm [ D ] 0.4 mm

Description : Permissible width of crack at the surface of concrete for „moderate‟ environmental conditions according to IS : 456-2000 is [ A ] 0.1 mm [ B ] 0.2 mm [ C ] 0.3 mm [ D ] 0.4 mm

Last Answer : [ B ] 0.2 mm

According to IS:456-2000, the maximum allowable crack width (in mm) for mild type of environmental condition [ A ] 0.1 [ B ] 0.2 [ C ] 0.25 [ D ] 0.3

Description : According to IS:456-2000, the maximum allowable crack width (in mm) for mild type of environmental condition [ A ] 0.1 [ B ] 0.2 [ C ] 0.25 [ D ] 0.3

Last Answer : [ D ] 0.3

According to IS:456-2000, the maximum allowable crack width (in mm) for mild type of environmental condition [ A ] 0.1 [ B ] 0.2 [ C ] 0.25 [ D ] 0.3

Description : According to IS:456-2000, the maximum allowable crack width (in mm) for mild type of environmental condition [ A ] 0.1 [ B ] 0.2 [ C ] 0.25 [ D ] 0.3

Last Answer : [ D ] 0.3

A traveler starts a journey. For the first week he goes east. The second he goes in all directions. The third he flies up into the sky. In the fourth he comes back down. Who is the traveler? -Riddles

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Last Answer : An iceberg. It travels East as an iceberg, free flowing water when melted, flies up to sky when evaporated, falls back down as rain.

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