A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm², the depth of the joist, is

Theory of Structures
A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm², the depth of the joist, is

200 mm

300 mm

250 mm

400 mm

200 mm

300 mm

250 mm

400 mm

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Theory of Structures
If a concrete column 200 × 200 mm in cross-section is reinforced with four steel bars of 1200 mm² total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm² and Es is 15 Ec

264 MN

274 MN

294 MN

284 MN

264 MN

274 MN

294 MN

284 MN

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Theory of Structures
A truss containing j joints and m members, will be a simple truss if

m = 3j – 2

m = 2j – 3

j = 3m – 2

j = 2m – 3

m = 3j – 2

m = 2j – 3

j = 3m – 2

j = 2m – 3

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Theory of Structures
For determining the support reactions at A and B of a three hinged arch, points B and Care joined and produced to intersect the load line at D and a line parallel to the load line through A at D’. Distances AD, DD’ and AD’ when measured were 4 cm, 3 cm and 5 cm respectively. The angle between the reactions at A and B is

30°

60°

90°

45°

30°

60°

90°

45°

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Theory of Structures
The yield moment of a cross section is defined as the moment that will just produce the yield stress in

The fibre everywhere

The outer most fibre of the section

The neutral fibre of the section

The inner most fibre of the section

The fibre everywhere

The outer most fibre of the section

The neutral fibre of the section

The inner most fibre of the section

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Theory of Structures
A lift of weight W is lifted by a rope with an acceleration f. If the area of cross-section of the rope is A, the stress in the rope is

[W (2 + g/f)]/A

[W (2 + f/G)]/A

(1 – g/f)/A

[W (1 + f/ G)]/ A

[W (2 + g/f)]/A

[W (2 + f/G)]/A

(1 – g/f)/A

[W (1 + f/ G)]/ A

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Theory of Structures

Theory of Structures A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm², the depth of the joist, is

Theory of Structures If a concrete column 200 × 200 mm in cross-section is reinforced with four steel bars of 1200 mm² total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm² and Es is 15 Ec

Theory of Structures A truss containing j joints and m members, will be a simple truss if

Theory of Structures The yield moment of a cross section is defined as the moment that will just produce the yield stress in

Theory of Structures A lift of weight W is lifted by a rope with an acceleration f. If the area of cross-section of the rope is A, the stress in the rope is

Theory of Structures
A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm², the depth of the joist, is

Theory of Structures
If a concrete column 200 × 200 mm in cross-section is reinforced with four steel bars of 1200 mm² total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm² and Es is 15 Ec

Theory of Structures
A truss containing j joints and m members, will be a simple truss if

Theory of Structures
The yield moment of a cross section is defined as the moment that will just produce the yield stress in

Theory of Structures
A lift of weight W is lifted by a rope with an acceleration f. If the area of cross-section of the rope is A, the stress in the rope is