VOLTAGE DROP SELF CHECK QUESTIONS

**Q1.** A power circuit ran in 2.5mm V90 2c&e TPS is 25 meters long and will carry 12 amps. Calculate the voltage drop on this cable.

click here for answer

**Q2.** A hot water system ran in 4mm V90 2c&e TPS is 37 meters long and will carry 25 amps. Calculate the voltage drop on this cable.

click herefor answer

**Q3.** A sub-main is installed using 10mm V90 400V TPI (building wire) and is 45 meters long and will carry 33 amps. Calculate the voltage drop on this cable.

click herefor answer

**Q4.** A consumer main is installed using 35mm V90 400V TPI (building wire) and is 65 meters long and will carry 45 amps. Calculate the voltage drop on this cable.

click herefor answer

continue to voltage drop section 2