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…….

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 ?

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 

One mole of an ideal gas is adiabatically compressed so that its temperature rises from The work done by the gas is (R=8.47J/mol/K)

We can only apply the L’Hospital’s rule if the direct substitution returns an indeterminate form, that means 

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 

If  then x=

If A, B, C are acute angles, , ,  then A+B+C=

If then =

If and then the quardrant in which  lies