Question

# 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…….

- L
^{2} - L

^{2}## The correct answer is: L^{2}

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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……..

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### 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

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