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A step-down transformer is used for recharging the batteries of portable electronic devices. The turns ratio N2/N1 for a particular transformer used in a DVD player is 1:15. When used with 120-V (rms) household service, the transformer draws an rms current of 42.0 mA from the house outlet.

(a) Find the rms output voltage of the transformer

__________V

(b) Find the power delivered to the DVD player.

__________W

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