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Mechanical Engineering - Strength of Materials

Exercise : Strength of Materials - Section 4
26.
A double strap butt joint with equal straps is
always in single shear
always in double shear
either in single shear or double shear
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
At the neutral axis of a beam
the layers are subjected to maximum bending stress
the layers are subjected to minimum bending stress
the layers are subjected to compression
the layers do not undergo any strain
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
The line of intersection of the neutral layer with any normal cross-section of the beam is called neutral axis.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
In a thick cylindrical shell subjected to an internal pressure (p), the maximum radial stress at the inner surface of the shell is
zero
p (tensile)
-p (compressive)
2p (tensile)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
Shear strength of the welded joint for double parallel fillet is (where τ = Allowable shear stress for weld metal)
0.5 s.l.τ
s.l.τ
2 s.l.τ
2.s.l.τ
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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