The maximum value of the emf in the primary coil (Np = 1500) of a transformer is 125 V. (a) What is the maximum induced emf in the secondary coil (Ns = 600)? V (b) What is the ratio of the current in the primary coil to the current in the secondary coil? Ip Is =
The maximum value of the emf in the primary coil (Np = 1500) of a transformer is 125 V. (a) What is the maximum induced emf in the secondary coil (Ns = 600)? V (b) What is the ratio of the current in the primary coil to the current in the secondary coil? Ip Is =
Chapter15: Alternating-current Circuits
Section: Chapter Questions
Problem 48P: A transformer is used to supply a 12-V model train with power from a 110-V wall plug. The train...
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