A wire of length L and resistance R is stretched so that the length is doubled and area of cross section halved. How will (i) resistance change and (ii) resistivity change.
A wire of length L and resistance R is stretched so that the length is doubled and area of cross section halved. How will (i) resistance change and (ii) resistivity change.
Chapter9: Current And Resistance
Section: Chapter Questions
Problem 9.4CYU: Check Your Understanding The current density is proportional to the current and inversely...
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![A wire of length L and resistance R is
stretched so that the length is doubled and
area of cross section halved. How will (i)
resistance change and (ii) resistivity
change.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc49bb3e9-d584-4bff-b17a-d253d6763543%2F7b57d638-fd00-49d0-8094-22f7133ffcf7%2Fpn2oqj_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A wire of length L and resistance R is
stretched so that the length is doubled and
area of cross section halved. How will (i)
resistance change and (ii) resistivity
change.
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