Steel rods are used in reinforced concrete to increase its __________ strength. (A) Shear (B) Tensile (C) Compressive (D) None of these

Steel rods are used in reinforced concrete to increase its __________
strength.
(A) Shear
(B) Tensile
(C) Compressive
(D) None of these
by

1 Answer

Answer :

(B) Tensile
by

Related questions

Steel rods are normally used for concrete reinforcement because concrete and steel have almost equal (A) Tensile strength (B) Compressive strength (C) Young's modulus (D) Thermal co-efficient of expansion

Description : Steel rods are normally used for concrete reinforcement because concrete and steel have almost equal (A) Tensile strength (B) Compressive strength (C) Young's modulus (D) Thermal co-efficient of expansion

Last Answer : (D) Thermal co-efficient of expansion

Reinforced cement concrete is equally strong in taking (a) Tensile and compressive stress (b) Compressive and shear stresses. (c) Tensile, compressive and shear stresses. (d) Tensile and shear stresses.

Description : Reinforced cement concrete is equally strong in taking (a) Tensile and compressive stress (b) Compressive and shear stresses. (c) Tensile, compressive and shear stresses. (d) Tensile and shear stresses.

Last Answer : (c) Tensile, compressive and shear stresses.

In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively (A) Compressive and tensile (B) Tensile and compressive (C) Both compressive (D) Both tensile

Description : In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively (A) Compressive and tensile (B) Tensile and compressive (C) Both compressive (D) Both tensile

Last Answer : Answer: Option D

The moment of resistance of an under- reinforced section is computer on the basis of (a) Compressive force developed in concrete (b) Tensile force developed in steel (c) Both (a) & (b) (d) All the above

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Last Answer : (b) Tensile force developed in steel

Steel beam theory is used for (A) Design of simple steel beams (B) Steel beams encased in concrete (C) Doubly reinforced beams ignoring compressive stress in concrete (D) Beams if shear exceeds 4 times allowable shear stress

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Last Answer : Answer: Option C

Allowable shear strength of concrete, depends upon (A) Shear strength (B) Tensile strength (C) Compressive strength (D) None of these

Description : Allowable shear strength of concrete, depends upon (A) Shear strength (B) Tensile strength (C) Compressive strength (D) None of these

Last Answer : Answer: Option A

A higher modular ratio shows (A) Higher compressive strength of concrete (B) Lower compressive strength of concrete (C) Higher tensile strength of steel (D) Lower tensile strength of steel

Description : A higher modular ratio shows (A) Higher compressive strength of concrete (B) Lower compressive strength of concrete (C) Higher tensile strength of steel (D) Lower tensile strength of steel

Last Answer : Answer: Option B

If the permissible compressive and tensile stresses in a singly reinforced beam are 50 kg/cm2 and 1400 kg/cm2 respectively and the modular ratio is 18, the percentage area At of the steel required for an economic section, is (A) 0.496 % (B) 0.596 % (C) 0.696 % (D) 0.796 %

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In singly reinforced beams, steel reinforcement is provided in (a) Compressive zone (b) Tensile zone (c) Neutral zone (d) All the above

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Plain cement concrete is strong in taking (a) Compressive stress. (b) Tensile stress (c) Shear stress (d) All of these

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Last Answer : (a) Compressive stress.

A short column 20 cm × 20 cm in section is reinforced with 4 bars whose area of cross section is 20 sq. cm. If permissible compressive stresses in concrete and steel are 40 kg/cm2 and 300 kg/cm2 , the Safe load on the column, should not exceed (A) 4120 kg (B) 41,200 kg (C) 412,000 kg (D) None of these

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Last Answer : Answer: Option B

The parallel fillet welded joint is designed for (a) tensile strength (b) compressive strength (c) bending strength (d) shear strength

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Last Answer : (d) shear strength

he transverse fillet welded joints are designed for (a) tensile strength (b) compressive strength (c) bending strength (d) shear strength

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Last Answer : (a) tensile strength

If the depth of actual neutral axis of a doubly reinforced beam (A) Is greater than the depth of critical neutral axis, the concrete attains its maximum stress earlier (B) Is less than the depth of critical neutral axis, the steel in the tensile zone attains its maximum stress earlier (C) Is equal to the depth of critical neutral axis; the concrete and steel attain their maximum stresses simultaneously (D) All the above

Description : If the depth of actual neutral axis of a doubly reinforced beam (A) Is greater than the depth of critical neutral axis, the concrete attains its maximum stress earlier (B) Is less ... critical neutral axis; the concrete and steel attain their maximum stresses simultaneously (D) All the above

Last Answer : Answer: Option D

Addition of lead, sulphur and phosphorus to low carbon steel helps in improving its (A) Corrosion resistance (B) Tensile strength (C) Machinability (D) Compressive strength

Description : Addition of lead, sulphur and phosphorus to low carbon steel helps in improving its (A) Corrosion resistance (B) Tensile strength (C) Machinability (D) Compressive strength

Last Answer : (C) Machinability

Slump test of concrete is a measure of its (A) Consistency (B) Compressive strength (C) Tensile strength (D) Impact value

Description : Slump test of concrete is a measure of its (A) Consistency (B) Compressive strength (C) Tensile strength (D) Impact value

Last Answer : (A) Consistency

Slump test of concrete is a measure of its (A) Consistency (B) Compressive strength (C) Tensile strength (D) Impact value

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Last Answer : (A) Consistency

Normally, the tensile strength of concrete is about____________of its compressive strength (a) 10 to 15% (b) 15 to 20% (c) 20 to 25% (d) 25 to 30%

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Last Answer : (a) 10 to 15%

The tensile strength of concrete is about ________ of its compressive strength [ A ] 10% to 15% [ B ] 30% to 40% [ C ] 50% [ D ] 60% to 75%

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Slump test of concrete is a measure of its [ A ] Consistency [ B ] Compressive strength [ C ] Tensile strength [ D ] Impact value

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The allowable tensile stress in mild steel stirrups, reinforced cement concrete, is(A) 1400 kg/cm2(B) 190 kg/cm2(C) 260 kg/cm2(D) 230 kg/cm

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In the reinforced cement concrete structure, the steel reinforcement consists of . (a) Deformed bars (b) Cold twisted bars (c) Mildsteel and medium tensile steel bars (d) All of these

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__________ stress cannot be sustained by a fluid in equilibrium. (A) Shear (B) Tensile (C) Compressive

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Modulus of rupture of concrete is a measure of (A) Flexural tensile strength (B) Direct tensile strength (C) Compressive strength (D) Split tensile strength

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The longitudinal shearing stresses acting on the surface between the steel and concrete are called. (a) Bond stress (b) Tensile stresses (c) Compressive stresses (d) None of these

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The moment of resistance of an over-reinforcement section is determined on the basis of (a) Compressive force developed in concrete (b) Tensile force developed in steel (c) Both (a) & (b) (d) None of these

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When a bar is subjected to increase in temperature and its deformation is prevented, the stress induced in the bar is (a) Tensile (b) Compressive (c) Shear (d) None of the above

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Compared to mild steel, cast iron has (i) High compressive strength (ii) High tensile strength (iii) Low compressive strength (iv) Low tensile strength The correct answer is (A) (i) and (ii) (B) (ii) and (iii) (C) (iii) and (iv) (D) (i) and (iv)

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Last Answer : Answer: Option D

A singly reinforced beam has breadth b, effective depth d, depth of neutral axis n and critical neutral axis n1. If fc and ft are permissible compressive and tensile stresses, the moment to resistance of the beam, is (A) bn (fc /2) (d - n/3) (B) Atft (d - n/3) (C) ½ n1 (1 - n1/3) cbd² (D) All the above

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When the steel bars are embedded in concrete. The concrete after setting, adheres to the surface of the bars and thus resist any force that tends to pull or push this road. The intensity of this adhesive force is called. (a) Bond stress (b) Shear stress (c) Compressive stress (d) All of these

Description : When the steel bars are embedded in concrete. The concrete after setting, adheres to the surface of the bars and thus resist any force that tends to pull or push this road. The intensity of this adhesive force is called. (a) Bond stress (b) Shear stress (c) Compressive stress (d) All of these

Last Answer : (a) Bond stress

Consider the following statements: Percentage of steel for balanced designed of a singly reinforced rectangular section by limit state method depends on (1) Characteristic strength of concrete (2) Yield strength of concrete (3) Modulus of elasticity of steel (4) Geometry of the section. Which of these statements are correct? (a) 2, 3 and 4 (b) 1, 3 and 4 (c) 1, 2 and 4 (d) 1, 2 and 3

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Last Answer : 1,2,4

Cast iron detachable joint is used in __________ pipes. (A) Steel (B) Cast iron (C) Asbestos cement (D) Reinforced cement concrete

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If a three hinged parabolic arch carries a uniformly distributed load on its entire span, every section of the arch resists. (A) Compressive force (B) Tensile force (C) Shear force (D) Bending moment

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When a bar is subjected to a change of temperature and its longitudinal deformation is prevented, the stress induced in the bar is (a) Tensile (b) Compressive (c) Shear (d) Temperature

Description : When a bar is subjected to a change of temperature and its longitudinal deformation is prevented, the stress induced in the bar is (a) Tensile (b) Compressive (c) Shear (d) Temperature

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Cast iron is (A) Used for making shock resisting parts (B) Manufactured in cupola and is brittle (C) Having compressive strength more than its tensile strength(D) All (A), (B) & (C)

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The spokes of the flywheel are subjected to 1. direct shear stress 2. torsional shear stress 3. tensile stress 4. compressive stress

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The rim of the flywheel is subjected to, 1. direct tensile stress and bending stress 2. torsional shear stress and bending stress 3. direct shear stress and bending stress 4. compressive stress and bending stress

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Last Answer : 1. direct tensile stress and bending stress

The spokes of the flywheel are subjected to, (A) Direct shear stress (B) Torsional shear stress (C) Tensile stress (D) Compressive stress

Description : The spokes of the flywheel are subjected to, (A) Direct shear stress (B) Torsional shear stress (C) Tensile stress (D) Compressive stress

Last Answer : (C) Tensile stress

When the helical torsion spring is subjected to torque, the type of stress induced in the spring wire is, (A) Tensile stress (B) Compressive stress (C) Bending stress (D) Torsional shear stress

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Last Answer : (C) Bending stress

When the helical compression spring is subjected to axial compressive force, the type of stress induced in the spring wire is, (A) Tensile stress (B) Compressive stress (C) Bending stress (D) Torsional shear stress

Description : When the helical compression spring is subjected to axial compressive force, the type of stress induced in the spring wire is, (A) Tensile stress (B) Compressive stress (C) Bending stress (D) Torsional shear stress

Last Answer : (D) Torsional shear stress

When the helical extension spring is subjected to axial tensile force, the type of stress induced in the spring wire is, (A) Tensile stress (B) Compressive stress (C) Bending stress (D) Torsional shear stress

Description : When the helical extension spring is subjected to axial tensile force, the type of stress induced in the spring wire is, (A) Tensile stress (B) Compressive stress (C) Bending stress (D) Torsional shear stress

Last Answer : (D) Torsional shear stress

Parallel fillet welds are under (i) Shear stress (ii)Compressive stress (iii)Tensile stress (iv)None

Description : Parallel fillet welds are under (i) Shear stress (ii)Compressive stress (iii)Tensile stress (iv)None

Last Answer : (i) Shear stress

Transverse fillet welds are under (i) Bending and shear stresses (ii)Compressive and torsion shear stresses (iii)Tensile and compressive stresses (iv)None

Description : Transverse fillet welds are under (i) Bending and shear stresses (ii)Compressive and torsion shear stresses (iii)Tensile and compressive stresses (iv)None

Last Answer : (iv)None

Transverse fillet welds are under (i) Shear stress (ii) Compressive stress (iii) Tensile stress

Description : Transverse fillet welds are under (i) Shear stress (ii) Compressive stress (iii) Tensile stress

Last Answer : (iii) Tensile stress

Butt welds are under (i) Shear stress (ii) Compressive stress (iii) Tensile stress

Description : Butt welds are under (i) Shear stress (ii) Compressive stress (iii) Tensile stress

Last Answer : (iii) Tensile stress

Parallel fillet welds are under  Shear and bending stresses  Compressive and torsion shear stresses  Tensile and compressive stresses  None

Description : Parallel fillet welds are under  Shear and bending stresses  Compressive and torsion shear stresses  Tensile and compressive stresses  None

Last Answer :  None

When a nut is tightened by placing a washer below it, the threads of bolt are subjected to (A) Direct shear stress (B) Torsional shear stress (C) Tensile stress (D) Compressive stress

Description : When a nut is tightened by placing a washer below it, the threads of bolt are subjected to (A) Direct shear stress (B) Torsional shear stress (C) Tensile stress (D) Compressive stress

Last Answer : (A) Direct shear stress

While designing screw threads, adequate length of engaged threads between the screw and nut is provided so as to prevent failure of threads due to (A) Direct shear stress (B) Torsional shear stress (C) Tensile stress (D) Compressive stress

Description : While designing screw threads, adequate length of engaged threads between the screw and nut is provided so as to prevent failure of threads due to (A) Direct shear stress (B) Torsional shear stress (C) Tensile stress (D) Compressive stress

Last Answer : (A) Direct shear stress

When a nut is tightened by placing a washer below it, the shank of bolt is subjected to (A) Direct shear stress (B) Torsional shear stress (C) Tensile stress (D) Compressive stress

Description : When a nut is tightened by placing a washer below it, the shank of bolt is subjected to (A) Direct shear stress (B) Torsional shear stress (C) Tensile stress (D) Compressive stress

Last Answer : (C) Tensile stress

Shafts are subjected to ______ forces. a) Compressive b) Tensile c) Shear d) None of the listed

Description : Shafts are subjected to ______ forces. a) Compressive b) Tensile c) Shear d) None of the listed

Last Answer : b) Tensile