ExamVeda
Login
Home

The change in the unit volume of a material under tension...

This question belongs to Mechanical Engineering Strength Of Materials In ME
Strength of Materials in ME
?

The change in the unit volume of a material under tension with increase in its Poisson's ratio will

Answer & Solution
Correct Answer: Option B
Let's discuss the solution. Join the discussion
Examveda
Question posted by Examveda
Community

Join the Discussion

1 Comment
Atif Muneer
Atif Muneer 5 years ago
The poisson's ratio is related to modulus of elasticity as Y=3B(1−2σ). Since stress is same for Y and B, we get, dL/L=dV/3V(1−2σ)⟹dV=3V(dL/L)(1−2σ)
As σ is increased, dV decreases. 

The correct option is (b)
Keep Learning

Related Questions on Strength of Materials in ME

A lap joint is always in _________ shear.
A. Single B. Double C. Both A and B D. None of these
A pressure vessel is said to be a thin shell when the ratio of wall thickness of the vessel to its diameter is __________ $$\frac{1}{{10}}.$$
A. Equal to B. Less than C. Greater than D. None of these
A simply supported beam with a gradually varying load from zero at ‘B’ and ‘w’ per unit length at ‘A’ is shown in the below figure. The shear force at ‘B’ is equal to
Strength of Materials mcq question image
A. $$\frac{{{\text{w}}l}}{6}$$ B. $$\frac{{{\text{w}}l}}{3}$$ C. $${\text{w}}l$$ D. $$\frac{{2{\text{w}}l}}{3}$$
The columns whose slenderness ratio is less than 80, are known as
A. Short columns B. Long columns C. Weak columns D. Medium columns
More Related Questions on Strength of Materials in ME