Home
Class 12
PHYSICS
[" 15.If a wire of resistance "R" is mel...

[" 15.If a wire of resistance "R" is melted and recastea "],[" to half of its length,then the new resistance of "],[" the wire will be "],[[" (a) "R/4," (b) "R/2],[" (c) "R," (d) "2R]]

Promotional Banner

Similar Questions

Explore conceptually related problems

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 melted and recasted 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:

If a wire of resistance R is stretched to twice its original length, the new resistance of the wire will be:

If a uniform wire of resistance R is uniformly strethced to n times the orginal length , then new resistance of the wire becomes

If a uniform wire of resistance R is uniformly strethced to n times the orginal length , then new resistance of the wire becomes

If a uniform wire of resistance R is uniformly strethced to n times the orginal length , then new resistance of the wire becomes