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Total questions: 15
Worksheet time: 8mins
What should be the minimum diameter of longitudinal bar in a column as per IS 456:2000
10
12
16
20
As per IS 456:2000 what should the minimum area of longitudinal reinforcement in column? Consider width of column B, overall depth D, and effective depth d.]
0.006 BD
0.008 BD
0.006 Bd
0.008 Bd
As per IS 456:2000 what should be the nominal cover for a column of size 250mmX250mm, having 4 nos. 16mm Fe415 grade of steel.]
20 mm
30 mm
40 mm
50 mm
A short column of size 350mmx450mm is subjected to a service axial load of 1000kN. If diameter of longitudinal steel provided is 25 mm, then the minimum diameter of tie that can be provided to the column is
12 mm.
10mm
8mm
6mm
What would be the maximum spacing between two ties as per IS 456:2000 for a column of size 250mmx350mm, if diameter of tie is 8mm and diameter of longitudinal bars is 20mm
320 mm
300 mm
250 mm
150 mm
An axially loaded column of size 450mmx550mm subjected to a service load of 1800 kN. Length of the column is 3.5m and its both ends are hinged. What is the percentage of steel required to resist the service load? Consider grade of concrete and steel as M20 and Fe415 respectively
0.70%
2.50 %
3.55 %
1.08 %
Maximum allowable compressive strain in concrete under axial compression as per IS 456:2000 is
0.0035
0.0020
0.0030
0.0045
As per IS 456:2000 in case of column relation between effective length (L) and its least lateral dimension (B) could be
L<3B
L>3B
B>3L
B<3L
A rectangular column of size 400mm × 450mm is reinforced with 6 nos. 20 mm dia bars equally divided in opposite sides. The grade of concrete is M20 and the grade of steel is Fe415. The computed axial force, Puz required for calculation of Pu/Puz according to limit state method in IS456:2000 is equal to
2190kN
2737 kN
1642 kN
3285 kN
A rectangular column of size 400mm × 450mm is reinforced with 6 nos. 20 mm dia bars equally divided in opposite sides. The grade of concrete is M20 and the grade of steel is Fe415. The applied axial force, Pu is equal to 1400kN. Based on Pu/Puz, the value αn according to limit state method in IS456:2000 is equal to
2.598
2.165
1.299
1.732
For a rectangular column of size 400mm × 450mm, the value of p is taken as 0.10
for using interaction curve of columns as given in SP-16. The grade of concrete is M20 and the grade of steel is Fe415. The area of steel will be equal to
4500.0mm2
3600.0 mm2
2700.00 mm2
1800.00 mm2
The size of a rectangular column is 400mm × 500mm The effective length about X axis is equal to 5.0m. The axial force, Pu in column is 1500.0kN The additional moment about X axis due to slenderness will be equal to
56kNm
47 kNM
38 kNM
28 kNM
The size of a rectangular column is 400mm × 500mm The effective length about Y axis is equal to 5.0m. The axial force, Pu in column is 1500.0kN The additional moment about Y axis due to slenderness will be equal to
82kNm
70 kNM
59 kNM
47 kNM
A RCC beam is considered to be made of
homogeneous material
heterogeneous material
composite material
isotropic material
the recommended imposed load on staircase in residential buildings as per IS 875 is:
5 kN/m2
3kN/m2
1.5kN/m2
1.3kN/m2
