Mechanical Engineering - Strength of Materials

1.
The maximum shear stress in a thin cylindrical shell subjected to internal pressure p is
pd/t
pd/2t
pd/4t
pd/8t
Answer: Option
Explanation:
No answer description is available. Let's discuss.

2.
When a shaft, is subjected to torsion, the shear stress induced in the shaft varies from
minimum at the centre to maximum at the circumference
maximum at the centre to minimum at the circumference
zero at the centre to maximum at the circumference
maximum at the centre to zero at the circumference
Answer: Option
Explanation:
No answer description is available. Let's discuss.

3.
The maximum bending moment for a simply supported beam with a gradually varying load from zero at both ends and w per metre at the centre, lies at the centre of a beam.
Agree
Disagree
Answer: Option
Explanation:
No answer description is available. Let's discuss.

4.
A body is subjected to a tensile stress of 1200 MPa on one plane and another tensile stress of 600 MPa on a plane at right angles to the former. It is also subjected to a shear stress of 400 MPa on the same planes. The maximum shear stress will be
400 MPa
500 MPa
900 MPa
1400 MPa
Answer: Option
Explanation:
No answer description is available. Let's discuss.

5.
A shaft of diameter D is subjected to a twisting moment (T) and a bending moment (M). If the maximum bending stress is equal to maximum shear stress developed, then M is equal to
T/2
T
2T
4T
Answer: Option
Explanation:
No answer description is available. Let's discuss.