Find the magnetic field outside the cable

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Q. A 250 gram sample of a metal is warmed from 60 degrees celcius to 85 degrees celcius when 1000 cal are added. What is the specific heat constant of the metal?

Q. A coaxial cable consists of a central wire that carries current I to the right and a tube centered on the central wire that carries the same current to the left. Find the magnetic field outside the cable.

Reference no: EM1353915

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