Through a point in a loaded soil mass, there exists typical planes mutually orthogonal on which
the stress is wholly normal and no shear stress acts, if is
(A) 1
(B) 2
(C) 3
(D) 4

1 Answer

Answer :

Answer: Option C

Related questions

Description : In the triaxial compression test, the application of additional axial stress (i.e. deviator stress) on the soil specimen produces shear stress on (A) Horizontal plane only (B) Vertical plane only (C) Both horizontal and vertical planes (D) All planes except horizontal and vertical planes

Last Answer : (D) All planes except horizontal and vertical planes

Description : For a reinforced concrete section, the shape of shear stress diagram is (A) Wholly parabolic (B) Wholly rectangular (C) Parabolic above neutral axis and rectangular below neutral axis (D) Rectangular above neutral axis and parabolic below neutral axis

Last Answer : Answer: Option C

Description : Total number of stress components at a point within a soil mass loaded at its boundary is (A) 3 (B) 6 (C) 9 (D) 16

Last Answer : (C) 9

Description : Which one of the following statements is true for Mohr-Coulomb envelope? (A) Coulomb suggests that the relationship between shear strength and normal stress, is adequately represented by the straight line ... exists among the principal stress and the angle of internal friction (D) All the above

Last Answer : Answer: Option D

Description : Through a point in a loaded soil, the principal stress is maximum on (A) Minor principal plane (B) Intermediate principal plane (C) Major principal plane (D) None of these

Last Answer : (C) Major principal plane

Description : Angle of obliquity is defined as a. Angle between the plane on which stresses are evaluated and one of the given planes b. Angle between resultant stress and the plane of given normal stress c. Angle between resultant stress and shear stress d. Angle between resultant stress and normal stress

Last Answer : d. Angle between resultant stress and normal stress

Description : Principal planes are those planes on which a. Normal stress is maximum b. Normal stress is minimum c. Normal stress is either maximum or minimum d. Shear stress is maximum

Last Answer : c. Normal stress is either maximum or minimum

Description : Which of the following formulae is used to calculate tangential stress, when a member is subjected to stress in mutually perpendicular axis and accompanied by a shear stress? a. [(σ x - σ y )/2 ]sin θ - τ cos 2θ b. [(σ x - ... τ cos 2θ c. [(σ x - σ y )/2 ]sin θ - τ 2 cos θ d. None of the above

Last Answer : c. [(σ x – σ y )/2 ]sin θ – τ 2 cos θ

Description : Along the principal plan subjected to maximum principal stress (A) Maximum shear stress acts (B) Minimum shear stress acts (C) No shear stress acts (D) None of these

Last Answer : (C) No shear stress acts

Description : The shear strength of a soil (A) Increases with an increase in the normal stress (B) Is proportional to the cohesion of the soil (C) Is generally known as the strength of the soil (D) All the above

Last Answer : (D) All the above

Description : The shear strength of a soil (A) Is directly proportional to the angle of internal friction of the soil (B) Is inversely proportional to the angle of internal friction of the soil (C) Decreases with increase in normal stress (D) Decreases with decrease in normal stress

Last Answer : Answer: Option D

Description : Ellipse of stress is used to find a. Resultant stress on any plane in a bi-axial stress system b. Resultant stress on any plane in a general two dimensional system c. Maximum shear stress d. Location of planes of maximum shear stress

Last Answer : a. Resultant stress on any plane in a bi-axial stress system

Description : In a general two dimensional stress system, planes of maximum shear stress are inclined at ___ with principal planes. a. 90 degree b. 180 degree c. 45 degree d. 60 degree

Last Answer : c. 45 degree

Description : Principal planes are mutually inclined at a. 45 degree b. 60 degree c. 90 degree d. 180 degree

Last Answer : c. 90 degree

Description : The normal stress is perpendicular to the area under considerations, while the shear stress acts over the area. a) True b) False

Last Answer : a) True

Description : In a combined footing for two columns carrying unequal loads, the maximum hogging bending moment occurs at (A) Less loaded column (B) More loaded column (C) A point of the maximum shear force (D) A point of zero shear force

Last Answer : Answer: Option D

Description : For keeping the stress wholly compressive the load may be applied on a circular column anywhere within a concentric circle of diameter (A) d/2 (B) d/3 (C) d/4 (D) d/8

Last Answer : (C) d/4

Description : Which of the following characteristics is not typical of ionically bonded crystals? (a) Has no sharp melting point (b) Cleave into definite cleavage planes (c) Conducts when melted (d) Shatters when crystal is distorted

Last Answer : Ans:(a)

Description : On the planes of maximum shear, there are (a) Normal stresses (b) Bending stresses (c) Bucking stresses (d) None

Last Answer : (a) Normal stresses

Description : While propagating through homogeneous, isotropic media, (A) Directions of both the fields are orthogonal (B) Both the fields are at right angles to the direction of propagation (C) Both (a) and (b) (D) Neither (a) nor (b)

Last Answer : Answer: Option C

Description : Equivalence partitioning is a .................. method that divides the input domain of a program into classes of data from which test cases can be derived. (A) White-box testing (B) Black-box testing (C) Orthogonal array testing (D) Stress testing

Last Answer : (B) Black-box testing

Description : Pick up the correct statement from the following: (A) The distance of the eccentric axial load from the C.G. beyond which tension develops, is known as kern distance (B) In visco ... (C) An orthotropic material has different properties in three mutually perpendicular directions (D) All the above

Last Answer : (D) All the above

Description : Pick up the correct statement from the following: (A) The minimum frequency of light for which no electrons are emitted, is called threshold frequency (B) Polarising angle of glass is 57.5° (C) At the polarising angle, the reflected and refracted rays are orthogonal (D) All the above

Last Answer : Answer: Option D

Description : In a square beam loaded longitudinally, shear develops (A) On middle fibre along horizontal plane (B) On lower fibre along horizontal plane (C) On top fibre along vertical plane (D) Equally on each fibre along horizontal plane

Last Answer : (D) Equally on each fibre along horizontal plane (D) Equally on each fibre along horizontal plane

Description : When a rectangular beam is loaded longitudinally, shear develops on (A) Bottom fibre (B) Top fibre (C) Middle fibre (D) Every-horizontal plane

Last Answer : (D) Every-horizontal plane

Description : . In case of turbulent flow of fluid through a circular pipe, the (A) Mean flow velocity is about 0.5 times the maximum velocity (B) Velocity profile becomes flatter and flatter with ... , shear stresses, random orientation of fluid particles and slope of velocity profile at the wall are more

Last Answer : (D) Skin friction drag, shear stresses, random orientation of fluid particles and slope of velocity profile at the wall are more

Description : Which of the following is not depends on shear strength of the material? (A) Cohesion (B) Internal friction (C) Normal stress (D) Mass of the material

Last Answer : (D) Mass of the material 

Description : In a static fluid (A) Resistance to shear stress is small (B) Fluid pressure is zero (C) Linear deformation is small (D) Only normal stresses can exist

Last Answer : Answer: Option D

Description : Pick up the correct statement from the following: (A) An unconfined compression test is a special case of triaxial compression test (B) An unconfined compression test is a special case of direct ... subjected to major principal stress till it fails due to shearing along the plane of the failure

Last Answer : Option A

Description : Shear strength of a soil is a unique function of (A) Effective stress only (B) Total stress only (C) Both effective stress and total stress (D) None of the above

Last Answer : Answer: Option A

Description : Select the incorrect statement. (A) In a direct shear box test, the plane of shear failure is predetermined (B) Better control is achieved on the drainage of the soil in a triaxial compression ... compression test is uniform (D) Unconfined compression test can be carried out on all types of soils

Last Answer : Answer: Option D

Description : According to Buddhist philosophy, the universe exists at three planes.

Last Answer : Explain the following statement with reason: According to Buddhist philosophy, the universe exists at three planes.

Description : Torque and bending moment of 100 kN.m and 200 kN.m acts on a shaft which has external diameter twice of internal diameter. What is the external diameter of the shaft which is subjected to a maximum shear stress of 90 N/mm2? a. 116.5 mm b. 233.025 mm c. 587.1 mm d. 900 mm

Last Answer : c. 587.1 mm

Description : What is the shear stress acting along the neutral axis of triangular beam section, with base 60 mm and height 150 mm, when shear force of 30 kN acts? a. 15.36 N/mm2 b. 10.6 N/mm2 c. 8.88 N/mm2 d. Insufficient data

Last Answer : c. 8.88 N/mm2

Description : If the shearing stress is zero on two planes, then the angle between the two planes is (A) 45° (B) 90° (C) 135° (D) 225°

Last Answer : Answer: Option B

Description : For keeping the stress wholly compressive the load may be applied on a circular column anywherewithin a concentric circle of diameter (a) d/2 (b) d/3 (c) d/4 (d) d/8

Last Answer : (c) d/4

Description : When a rectangular beam is loaded transversely, the maximum compressive stress develops on (A) Bottom fibre (B) Top fibre (C) Neutral axis (D) Every cross-section

Last Answer : (B) Top fibre

Description : Select the incorrect statement from the following In eccentrically loaded columns, [ A ] The tensile strength of concrete is ignored [ B ] Design stress - strain curve for steel in compression is the ... different points in the section will be same [ D ] Plane section remain plane even after bending

Last Answer : [ C ] The strain at different points in the section will be same

Description : In a tension test, the yield stress is 300 kg/cm2 , in the octahedral shear stress at the point is: (A) 100 kg/cm2 (B) 150 kg/cm2 (C) 200 kg/cm (D) 250 kg/cm2

Last Answer : (A) 100 kg/cm2

Description : The principal stresses at a point are 100, 100 and -200 kgf/cm2 , the octahedral shear stress at the  point is:  (A) 100 kg/cm2 (B) 200 kg/cm2 (C) 300 kg/cm2 (D) 400 kg/cm2

Last Answer : (A) 100 kg/cm2

Description : In a shaft shear stress intensity at a point is not (A) Directly proportional to the distance from the axis (B) Inversely proportional to the distance from the axis (C) Inversely proportional to the polar moment of inertia (D) Directly proportional to the applied torque

Last Answer : (B) Inversely proportional to the distance from the axis

Description : Fluid is a substance that (A) Cannot be subjected to shear forces (B) Always expands until it fills any container (C) Has the same shear stress at a point regardless of its motion (D) Cannot remain at rest under action of any shear force

Last Answer : Answer: Option D

Description : When a simply supported beam is loaded with a point load at the centre, the maximum tensile stress is developed on the (a) Top fibre (b) Bottom fibre (c) Neutral axis (d) None of these

Last Answer : (b) Bottom fibre

Description : Depending upon the properties of a material, the failure envelope may (A) Be either straight or curved (B) Pass through the origin of stress (C) Intersect the shear stress axis (D) All the above

Last Answer : (D) All the above

Description : Consider the following statements in respect of steady laminar flow through a circular pipe: 1. Shear stress is zero on the central axis of the pipe 2. Discharge varies directly with the viscosity of the fluid 3. Velocity is maximum at the ... 2 , 3 & 4 (b) 1 & 3 only (c) 2 & 4 only (d)3 & 4 only

Last Answer : (b) 1 & 3 only

Description : Principal planes are subjected to  (A) Normal stresses only  (B) Tangential stresses only  (C) Normal stresses as well as tangential stresses  (D) None of these

Last Answer : (A) Normal stresses only

Description : In a general two dimensional stress system, there are a. Two principal planes b. Only one plane c. Three principal planes d. No principal plane

Last Answer : a. Two principal planes

Description : In a solid arch, shear force acts (A) Vertically upwards (B) Along the axis of the arch (C) Perpendicular to the axis of arch (D) Tangentially to the arch

Last Answer : (C) Perpendicular to the axis of arch

Description : If the shear stress in a R.C.C. beam is (A) Equal or less than 5 kg/cm2 , no shear reinforcement is provided (B) Greater than 4 kg/cm2 , but less than 20 kg/cm2 , shear reinforcement is provided (C) Greater than 20 kg/cm2 , the size of the section is changed (D) All the above

Last Answer : Answer: Option D