Civil Engineering - Strength of Materials

11.
If the width b and depth d of a beam simply supported with a central load are interchanged, the deflection at the centre of the beam will be changed in the ratio of
b/d
d/b
(d/b)2
(b/d)2
(b/d)3.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

12.
In the given below figure, the rivets with maximum stress, are :
1 and 2
1 and 3
3 and 4
2 and 4
Answer: Option
Explanation:
No answer description is available. Let's discuss.

13.
The maximum stress intensity due to a suddenly applied load is x-times the stress intensity produced by the load of the same magnitude applied gradually. The value of x is
1
2
3
Answer: Option
Explanation:
No answer description is available. Let's discuss.

14.
For the beam shown in below figure, the maximum positive bending moment is nearly equal to negative bending moment when L1 is equal to
1.0 L
0.7 L
0.5 L
0.35 L.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

15.
Strain energy of a member may be equated to
average resistance x displacement
stress x strain x area of its cross-section
stress x strain x volume of the member
(stress)2 x volume of the member + Young's modulus E.
Answer: Option
Explanation:
No answer description is available. Let's discuss.