Physics-ch-27/exercise 28
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Physics for Scientists and Engineers (9th Edition)

Chapter-27

Table of Content


Question 28





Q28: While taking photographs in Death Valley on a day when the temperature is C, Bill Hiker finds that a certain voltage applied to a copper wire produces a current of A. Bill then travels to Antarctica and applies the same voltage to the same wire. What current does he register there if the temperature is C? Assume that no change occurs in the wire’s shape and size.