Advertisements
Advertisements
Question
If a wire is stretched to double of its original length, then the strain in the wire is __________.
Options
1
2
3
4
Advertisements
Solution
If a wire is stretched to double of its original length, then the strain in the wire is 1.
APPEARS IN
RELATED QUESTIONS
The load-elongation graph of three wires of the same material as shown in the figure. Which of the following wire is the thickest?

For a given material, the rigidity modulus is `(1/3)^"rd"` of Young’s modulus. Its Poisson’s ratio is
Copper of fixed volume V is drawn into a wire of length l. When this wire is subjected to a constant force F, the extension produced in the wire is ∆l. If Y represents Young’s modulus, then which of the following graphs is a straight line?
The following four wires are made of the same material. Which of these will have the largest extension when the same tension is applied?
Define strain.
Which one of these is more elastic, steel or rubber? Why?
State Hooke’s law and verify it with the help of an experiment.
Derive an expression for the elastic energy stored per unit volume of a wire.
A cylinder of length 1.5 m and diameter 4 cm is fixed at one end. A tangential force of 4 × 105 N is applied at the other end. If the rigidity modulus of the cylinder is 6 × 1010 Nm-2 then, calculate the twist produced in the cylinder.
We use the straw to suck soft drinks, why?
