Question
On applying a stress of 
the length of a perfect elastic wire is doubled. What will be its Young's modulus?
The correct answer is:
Related Questions to study
A fixed volume of iron is drawn into a wire of length L. The extension X produced in this wire be a constant force F is proportional to…….
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A wire of diameter 1 mm breaks under a tension of 100 N. Another wire of same material as that of the first one, but of diameter 2 mm breaks under a tension of……..
A wire of diameter 1 mm breaks under a tension of 100 N. Another wire of same material as that of the first one, but of diameter 2 mm breaks under a tension of……..
A steel ring of radius r and cross-section area ' A ' is fitted on to a wooden dise of radius 
If young's modulus be E then what is force with which the steel nine is expanded ?
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We can only apply the L’Hospital’s rule if the direct substitution returns an indeterminate form, that means
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One mole of an ideal gas 
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The work done by the gas is (R=8.47J/mol/K)
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We can only apply the L’Hospital’s rule if the direct substitution returns an indeterminate form, that means 
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A copper wire and a steel wire of same diameter and length are connected end to end a force is applied, which stretches their combined length by 1 cm, the two wires will have.....
A copper wire and a steel wire of same diameter and length are connected end to end a force is applied, which stretches their combined length by 1 cm, the two wires will have.....
We can only apply the L’Hospital’s rule if the direct substitution returns an indeterminate form, that means
We can only apply the L’Hospital’s rule if the direct substitution returns an indeterminate form, that means
then x=
, 
, 
then A+B+C=
then 
=
and 
then the quardrant in which 
lies
