A typical wall outlet voltage in the United States is 120 volts. Personal MP3 players require much smaller voltages, typically 69.48 mV. If the number of turns in the primary coil is 6908, calculate the number of turns Ns on the secondary coil of the adapter transformer. 11930915 Ns = turns Incorrect

A typical wall outlet voltage in the United States is 120 volts. Personal MP3 players require much smaller voltages, typically 69.48 mV. If the number of turns in the primary coil is 6908, calculate the number of turns Ns on the secondary coil of the adapter transformer. 11930915 Ns = turns Incorrect

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter15: Alternating-current Circuits

Section: Chapter Questions

Problem 61CP: The 335-kV ac electricity from a power transmission line is fed into the primary winding of a...

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Question

A typical wall outlet voltage in the United States is 120 volts. Personal MP3 players require much smaller voltages, typically
69.48 mV. If the number of turns in the primary coil is 6908, calculate the number of turns Ns on the secondary coil of the
adapter transformer.
11930915
Ns:
turns
Incorrect

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