[Q-25" If a wire is melted and "],[" recasted to half of its length,then the "],[" new resistance is- "^(*)]

If a wire of resistance R is melted and recasted to half of its length, then the new resistance of the wire will be

If a wire of resistance R is melted and recasted in to half of its length, then the new resistance of the wire will be

If a wire of resistance R is melted and recasted in to half of its length, then the new resistance of the wire will be

If a wire of resistance R is stretched to double its length, then the new resistance is:

The resistance of a wire is 'R' ohm. If it is melted and stretched to n times its origianl length, its new resistance will be

The resistance of a wire is r ohm. If it is melted and stretched to n times its original length , its new resistance will be

The resistance of a wire is R ohm. If it is melted and stretched to n times its original length, its new resistance will be

A wire has a resistance of 32Omega It is melted and drawn into a wire of half of its original length. Calculate the resistance of the new wire. What si the percentage change in resistance?