Step Down Transformer

A 4:1 step down transformer uses a 60 Vac source on the primary windings. There is a 120 mA flowing through the load resistance on the secondary windings. What is the resistive load? A) 500 OHMS B) 2 K-OHMS C) 125 OHMS D) none of the above

Phasor Current

For the attached circuit, find the phasor current ... {see attachment for for current and multiple choice options}

solving for Voltage & Amps.

I am attaching a scanned copy of a question, please answer and show method or obtaining answer. Thanks

Laplace transform.

I am attaching a scanned copy of a question, please answer and show method or obtaining answer. Thanks

Voltage accross resistor. Transfer function

I am attaching a scanned copy of a question, please answer and show method or obtaining answer. Thanks