Physics

A step-up transformer used on a 120 V line has 95 turns on the primary and 2850 turns on the secondary. What is the emf across the secondary?

A. 30 V
B. 1800 V
C. 2400 V
D. 3600 V

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asked by Chris
  1. 120 * (2850 / 95)

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    posted by R_scott

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