A step-down transformer is used for recharging the batteries of portable devices such as tape players. The

Question:

A step-down transformer is used for recharging the batteries of portable devices such as tape players. The turn’s ratio inside the transformer is 13:1 and it is used with 120-V (rms) household service. If a particular ideal transformer draws 0.350 A from the house outlet, what are
(a) The voltage and
(b) The current supplied to a tape player from the transformer?
(c) How much power is delivered?