An electric wire of length ‘ I ’ and area of cross-section a has a resistance R ohm s. Another wire of the same material having same length and area of cross-section 4a has a resistance of

A wire of given material having length I and area of cross-section A has a resistance of 8Omega . What would be the resistance of another wire of the same material having length l/2 and area of cross-section 4A?

A wire of given material having length l and area of cross-section A has a resistance of 4 n. What would be the resistance of another wire of the same material having length 1/2 and area of cross - section 2A ?

The resistance of the material of unit length and unit area of cross section is

A conductor of length l and area of cross-section A has a resistance R then its specific resistance is

A wire of given metarial having length l and ares of cross-section A has a resistance of 4 Omega . What would be the resistance of another wire of the same meterial having length l/2 and area of cross-section 2A ?

A wire of given metarial having length l and ares of cross-section A has a resistance of 4 Omega . What would be the resistance of another wire of the same meterial having length l/2 and area of cross-section 2A ?

A cylindrical wire of length L and radius r has a resistance R. The resistance of another wire of the same material but half its length and half its radius will be: