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प्रश्न
If a wire is stretched to double of its original length, then the strain in the wire is __________.
पर्याय
1
2
3
4
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उत्तर
If a wire is stretched to double of its original length, then the strain in the wire is 1.
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संबंधित प्रश्न
Two wires are made of the same material and have the same volume. The area of cross-sections of the first and the second wires are A and 2A respectively. If the length of the first wire is increased by ∆l on applying a force F, how much force is needed to stretch the second wire by the same amount?
Which of the following is not a scalar?
Define stress.
State Hooke’s law of elasticity
Define Poisson’s ratio.
A spring balance shows wrong readings after using it for a long time. Why?
What is the effect of temperature on elasticity?
Write down the expression for the elastic potential energy of a stretched wire.
Explain the different types of modulus of elasticity.
Derive an expression for the elastic energy stored per unit volume of a wire.
