A 2.8 mm -diameter copper wire carries a 33 A current (uniform across its cross section). Part A Determine the magnetic field at the surface of the wire. Express your answer using two significant figures. ANSWER: B = T Part B Determine the magnetic field inside the wire, 0.50 mm below the surface. Express your answer using two significant figures. ANSWER: B = T Part C Determine the magnetic field outside the wire 2.5 mm from the surface. Express your answer using two significant figures. ANSWER: B = T

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Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.