Description : Does a plane of maximum shear stress contain a? (a) Normal stress (b) Bending stress (c) Torsional shear stress (d) None
Last Answer : (a) Normal stress
Description : Principal stress is the magnitude of ________ stress acting on the principal plane. a. Normal stress b. Shear stress c. Both a. and b. d. None of the above
Last Answer : a. Normal stress
Description : A transmission shaft subjected to pure bending moment should be designed on the basis of (A) Maximum principal stress theory (B) Maximum shear stress theory (C) Distortion energy theory (D) Goodman or Soderberg diagrams
Last Answer : (A) Maximum principal stress theory
Description : Identify the principal stress (a) Shear stress (b) Bending stress (c) Compressive stress (d) None
Last Answer : (c) Compressive stress
Description : A principal plane is a plane of (a) Zero tensile stress (b) Zero compressive stress (c) Zero shear stress (d) None
Last Answer : (c) Zero shear stress
Description : Minor principal stress has minimum ________ a. value of shear stress acting on the plane b. intensity of direct stress c. both a. and b. d. none of the above
Last Answer : b. intensity of direct stress
Description : A shaft is subjected to the...... A. Normal stress B. Bending stress C. Shear stress D. Combine stress E. All types
Last Answer : E. All types
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 : A principal stress is a a. Shear stress with zero normal stress b. Normal stress with zero shear stress c. Both (a) & (b) d. None
Last Answer : b. Normal stress with zero shear stress
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 : Is principal a? a. Simple stress b. Complex stress c. Bending stress d. None
Last Answer : a. Simple stress
Description : Which of the following stresses can be determined using Mohr's circle method? a. Torsional stress b. Bending stress c. Principal stress d. All of the above
Last Answer : c. Principal stress
Description : The angle between a principal plane and a plane of maximum shear is a. 15 0 b. 45 0 c. 75 0 d. None
Last Answer : b. 45 0
Description : The angle between a principal plane and a plane of maximum shear is a. 30 0 b. 60 0 c. 90 0 d. None
Last Answer : d. None
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 : 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
Last Answer : 1. direct tensile stress and bending stress
Description : The rim of the flywheel is subjected to, (A) Direct tensile stress and bending stress (B) Torsional shear stress and bending stress (C) Direct shear stress and bending stress
Last Answer : (A) Direct tensile stress and bending stress
Description : The leaves of multi-leaf springs are subjected to (A) bending stress (B) shear stress (C) axial stress (D) all of the above
Last Answer : (A) bending stress
Description : 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
Last Answer : (C) Bending 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
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
Description : The bending moment ‘M’ and a torque ‘T’ is applied on a solid circular shaft. If the maximum bending stress equals to maximum shear stress developed, then ‘M’ is equal to (A) T/2 (B) T (C) 2 T (D) 4 T
Last Answer : (A) T/2
Description : For a homogeneous & isotropic body under hydrostatic pressure, which theory of elastic failure does not fail (a) Firstly Maximum Principal Theory (b) Secondly Maximum Shear Stress Theory (c) Thirdly Maximum Principal Energy Theory (d) None
Last Answer : (a) Firstly Maximum Principal Theory
Description : Under complex loading, if elastic limit reaches in tension, then failure occurs due to (a) Firstly Maximum principal strain theory (b) Secondly Maximum principal theory of strain energy (c) Thirdly Maximum shear stress theory (d) None
Last Answer : (d) None
Description : Under maximum principal stress theory, maximum principal stress is equal to (a) Allowable stress in tension (b) Allowable stress in compression (c) Allowable stress in shear (d) None
Last Answer : (a) Allowable stress in tension
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 : A principal stress is a. Tensile or shear stress b. Compressive or shear stress c. Tensile or compressive stress d. None
Last Answer : c. Tensile or compressive stress
Description : Maximum shear stress in terms of principal stresses is a. Firstly (σ 1 +σ 2 )/2 b. Secondly (σ 1 /σ 2 ) c. Thirdly (σ 1 –σ 2 )/2 d. None
Last Answer : c. Thirdly (σ 1 –σ 2 )/2
Description : In a body under pure shear, the magnitude and nature of the two principal stresses are a. Firstly Equals shear stress, opposite nature b. Secondly Equals shear stress, same nature c. Both (a) & (b) d. None
Last Answer : a. Firstly Equals shear stress, opposite nature
Description : Maximum shear stress is (a) Average sum of principal stresses (b) Average difference of principal stresses (c) Average sum as well as difference of principal stresses (d) None
Last Answer : (b) Average difference of principal stresses
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 : Principal stresses are a. Firstly Maximum and minimum shear stresses b. Secondly Maximum and minimum normal stresses c. Both (a) & (b) d. None
Last Answer : b. Secondly Maximum and minimum normal stresses
Description : Parallel fillet weld and transverse fillet weld both have the plane in which maximum shear stress occurs at 45’ to the leg dimension. a) True b) False
Last Answer : b) False
Description : A force 2P is acting on the double transverse fillet weld. Leg of weld is h and length l. Determine the shear stress in a plane inclined at θ with horizontal. a) PSinθ(Sinθ+Cosθ)/hl b) P(Sinθ+Cosθ)/hl c) Pcosθ(Sinθ+Cosθ)/hl d) None of the listed
Last Answer : a) PSinθ(Sinθ+Cosθ)/hl
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 : What is the value of shear stress acting on a plane of circular bar which is subjected to axial tensile load of 100 kN? (Diamet a. 58.73 Mpa b. 40.23 Mpa c. 39.60 Mpa d. Insufficient data
Last Answer : c. 39.60 Mpa
Description : The shear plane in case of bolts should (a) be across threaded portion of shank (b) be parallel to axis of bolt (c) be normal to threaded portion of shank (d) never be across the threaded portion (e) none of the above.
Last Answer : (d) never be across the threaded portion
Description : Maximum principal theory is also known as (a) Beltrami Theory (b) Maximum normal stress theory (c) Saint Venant’s theory (d) None
Last Answer : (b) Maximum normal stress theory
Description : Pick up the correct statement from the following: (A) The bending stress in a section is zero at its neutral axis and maximum at the outer fibres (B) The shear stress is zero at the outer ... (C) The bending stress at the outer fibres, is known as principal stress (D) All the above
Last Answer : (D) All the above
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 : The angle of obliquity is the angle between the a. Firstly Resultant and the shear stress b. Secondly Resultant & the normal stress c. Both (a) & (b) d. None
Last Answer : b. Secondly Resultant & the normal stress
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
Description : Parallel fillet welds are under Shear and bending stresses Compressive and torsion shear stresses Tensile and compressive stresses None
Last Answer : None
Description : The parallel fillet welded joint is designed for (a) tensile strength (b) compressive strength (c) bending strength (d) shear strength
Last Answer : (d) shear strength
Description : he transverse fillet welded joints are designed for (a) tensile strength (b) compressive strength (c) bending strength (d) shear strength
Last Answer : (a) tensile strength
Description : Shear strain energy under principal tensile stresses σ1 and σ2 is (a) (1/12E) (σ1 — σ2) 2 + σ2 2 — σ1 2 ) (b) (1/12G) (σ1 — σ2) 2 + σ2 2 + σ1 2 ) (c) (1/12K) (σ1 — σ2) 2 + σ2 2 + σ1 2 ) (d) None
Last Answer : (b) (1/12G) (σ1 — σ2) 2 + σ2 2 + σ1 2 )
Description : In the analysis, all the principal stresses are assumed as a. Shear stresses b. Compressive stresses c. Tensile stresses d. None
Last Answer : c. Tensile stresses
Description : How many maximum shear stresses are there with three principal stresses? a. 1 b. 2 c. 3 d. None
Last Answer : c. 3
Description : Nature of the three principal stresses is a. Firstly All tensile b. Secondly All compressive c. Thirdly All shear d. None
Last Answer : a. Firstly All tensile