Scan QR code or get instant email to install app
Question:
A transformer having 1600 turns in primary winding and 400 turns in secondary winding is supplied with 120 volts AC. What is its secondary voltage.
A
30 volts
explanation
Secondary Voltage = Turns ratio x Primary Voltage= 400 / 1600 x 120 = 30 Volts.
Take more free practice tests for other PASSEMALL topics with our hvac practice test now!
Related Information
Comments