Mechanical Engineering - Strength of Materials

31.
The rivets are made from ductile material.
Yes
No
Answer: Option
Explanation:
No answer description is available. Let's discuss.

32.
The rectangular beam 'A' has length l, width b and depth d. Another beam 'B' has the same length and width but depth is double that of 'A'. The elastic strength of beam B will be __________ as compared to beam A.
same
double
four times
six times
Answer: Option
Explanation:
No answer description is available. Let's discuss.

33.
When a closely-coiled helical spring is subjected to an axial load, it is said to be under
bending
shear
torsion
crushing
Answer: Option
Explanation:
No answer description is available. Let's discuss.

34.
When a rectangular beam is loaded transversely, the zero stress is developed on the neutral axis.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

35.
The given figure shows the Mohr's circle of stress for two unequal and like principal stresses (σx and σy) acting at a body across two mutually perpendicular planes. The normal stress on an oblique section making an angle θ with the minor principle plane is given by
OC
OP
OQ
PQ
Answer: Option
Explanation:
No answer description is available. Let's discuss.