Mechanical Engineering - Strength of Materials

26.
The maximum shear stress is equal to the radius of Mohr's circle.
Correct
Incorrect
Answer: Option
Explanation:
No answer description is available. Let's discuss.

27.
A closely coiled helical spring is of mean diameter (D) and spring wire diameter (d). The spring index is the ratio of
1/d
1/D
D/d
d/D
Answer: Option
Explanation:
No answer description is available. Let's discuss.

28.
The strain energy stored in a body, when the load is gradually applied, is (where σ = Stress in the material of the body, V = Volume of the body, and E = Modulus of elasticity of the material)
Answer: Option
Explanation:
No answer description is available. Let's discuss.

29.
If the diameter of pressure vessel is 15 times the wall thickness, the vessel is said to be a thick shell.
Agree
Disagree
Answer: Option
Explanation:
No answer description is available. Let's discuss.

30.
The rivets are used for __________ fastenings.
permanent
temporary
Answer: Option
Explanation:
No answer description is available. Let's discuss.