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 : Maximum shear stress in transverse fillet weld of leg h and length l is a) P/hl b) 1.21P/hl c) P/1.21hl d) None of the listed
Last Answer : b) 1.21P/hl
Description : For a parallel load on a fillet weld of equal legs, the plane of maximum shear occurs at (a) 22.5° (b) 30° (c) 45° (d) 60°
Last Answer : (c) 45°
Description : Transverse fillet weld can be designed using the same equations as of parallel fillet weld. a) True b) False
Last Answer : b) False
Description : Strength of parallel fillet weld is greater than strength of transverse fillet weld. a) True b) False
Description : Relation between throat and leg for a parallel fillet weld is a) t =h Cos (45’) b) h =t Cos (45’) c) h= t d) None of the listed
Last Answer : a) t =h Cos (45’)
Description : A single transverse weld is preferred over double transverse fillet weld. a) True b) False
Description : If force act in a direction parallel to the direction of weld, then fillet weld is called as? a) Transverse b) Longitudinal c) Parallel d) Longitudinal or Parallel
Last Answer : d) Longitudinal or Parallel
Description : The length of each of the two equal sides of a parallel fillet weld is called a) Leg b) Throat c) Arm d) None of the listed
Last Answer : a) Leg
Description : If a circular shaft is welded to the plate by means of circumferential fillet, then the shaft is subjected to torsional moment M. If throat of weld is t, then torsional shear stress is given by a) M/2πtr2 b) M/πtr2 c) M/4πtr2 d) None of the listed
Last Answer : a) M/2πtr2
Description : Transverse fillet welds are under (i) Shear stress (ii) Compressive stress (iii) Tensile stress
Last Answer : (iii) Tensile stress
Description : Area under tension in a single transverse fillet lap weld is (i)0.707 tl (ii) 0.807 tl (iii) 400 tl (iv)None
Last Answer : (i)0.707 tl
Description : In transverse fillet welded joint, the size of weld is equal to (a) 0.5 × Throat of weld (b) Throat of weld (c) 2 × Throat of weld (d) 2 × Throat of weld
Last Answer : (c) 2 × Throat of weld
Description : Length of throat of a fillet weld is a. 0.505 x leg b. 0.707x leg c. 0.909x leg d. None
Last Answer : b. 0.707x leg
Description : Parallel fillet welds are under (i) Shear stress (ii)Compressive stress (iii)Tensile stress (iv)None
Last Answer : (i) Shear stress
Description : A fillet weld is an approximately triangular cross section joining two surfaces lying parallels to each other. a) True b) False
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 : 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 : The angle of a fillet weld is a. 20 0 b. 40 0 c. 45 0 d. None
Last Answer : c. 45 0
Description : Joint which does not fall under lap joint category (i)Transverse fillet (ii) Parallel fillet (iii) Circular fillet (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 : Fillet weld is a a. Square b. Rectangular c. Triangular d. None
Last Answer : c. Triangular
Description : A backing ring is used inside the pipe joint when making a (a) butt weld (b) fillet weld (c) sleeve weld (d) socket weld (e) tube weld.
Last Answer : (a) butt weld
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 : Distortion energy theory is slightly liberal as compared to maximum shear stress theory. a) True b) False
Last Answer : a) True
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 : 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 : 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 : 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 : 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 : 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 : If length of weld is l and leg h, then area of throat can be given by a) 0.707 hl b) 1.414hl c) hl d) None of the listed
Last Answer : a) 0.707 hl
Description : The hub is treated as a solid shaft while calculating torsional shear stress in the hub. a) True b) False
Description : The normal stress is perpendicular to the area under considerations, while the shear stress acts over the area. a) True b) False
Description : While designing a forging, the profile is selected such that the fibrous lines are parallel to the tensile forces and perpendicular to shear forces. a) True b) False
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 : A principal plane is a plane of (a) Only normal stress (b) Only shear stress (c) Only bending stress (d) None
Last Answer : (a) Only normal 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 : 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 : A bracket is shown welded to a vertical column by means of two fillet welds. The bending stress induced in the welds can be given by a) My/I b) 2My/I c) My/2I d) None of the listed
Last Answer : a) My/I
Description : Complementary shear stress is a. Parallel to applied stress b. Perpendicular to the applied shear stress c. Inclined to the applied shear stress d. None
Last Answer : b. Perpendicular to the applied shear stress
Description : Testing the ultimate strength of the weld falls in nondestructive examination. a) True b) False
Description : Convex weld is generally preferred over normal weld. a) True b) False
Description : The maximum load to which a fillet joint of length can be subjected to, is (A) 0.7 × S × fillet size × L (B) 2 × S × fillet size × L (C) Permissible shear stress × fillet size × L (D) (S × fillet size × L)/3
Last Answer : (A) 0.7 × S × fillet size × L
Description : Among maximum shear stress theory and distortion energy theory, which gives the higher value shear yield strength? a) Maximum shear stress theory b) Distortion energy theory c) Both give equal values d) Vary from material to material
Last Answer : b) Distortion energy theory