There is no change in the volume of a wire due to change in its length on stretching. The Poisson’s ratio of the material of wire is
a)
+0.50
b)
-0.50
c)
+0.25
d)
-0.25
There is no change in the volume of a wire due to change in its length on stretching. The Poisson’s ratio of the material of wire is
a)
+0.50
b)
-0.50
c)
+0.25
d)
-0.25
Question ID - 56332 | SaraNextGen Top Answer
There is no change in the volume of a wire due to change in its length on stretching. The Poisson’s ratio of the material of wire is
a)
+0.50
b)
-0.50
c)
+0.25
d)
-0.25
|
There is no change in the volume of a wire due to change in its length on stretching. The Poisson’s ratio of the material of wire is |
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a) |
+0.50 |
b) |
-0.50 |
c) |
+0.25 |
d) |
-0.25 |
1 Answer
127 votes
Answer Key / Explanation : (a) -
|
(a) The Poisson’s ratio of the material of the wire is
The relation for volume of wire is
Differentiating both sides of Eq. (i)
As volume remains constant hence, we get
or or Therefore, Poisson’s ratio, |
127 votes
Answer Link
127