Screenshots of waveforms from a real transformer

No of turns of primary coil=2400

No of turns of secondary coil = 60

Frequency of input singal = 50 Hz

 

(a) Primary voltage (Vp) and primary current (Ip)

The secondary coil is open
The secondary coil is connected to a resistor of 20 ohms
The secondary coil is connected to a resistor of 10 ohms
The secondary coil is connected to a resistor of 5 ohms
The secondary coil is connected to a resistor of about 1 ohm

 

(b) Primary voltage (Vp) and secondat voltage (Vs)

The secondary coil is open