A metallic wire of length 1 m is stretched to duble its length. Calculate the ratio of its initial and final resistances assuming that there is no change in its density on stretching.

A metallic wire of length l and resistance 5 Omega is stretched to double its length. Find its new resistivity and new resistance. Assume that there is no change in the density on the stretching.

A 8 ohm resistance wire is stretched to double its length. Calculate the new resistance of the wire.

If a wire is stretched to its length, then

A cylindircal metallic wire is stretched to increse its length by 5%. Calculate the percentage change in its resistance.

A cylindrical metallic wire is stretched to increase its length by 5%. Calculate the percentage change in resistance.