1. Which hand tool is commonly used to strip insulation from wire?
2.

What is methane used for in plants?

3. Which parameter indicates organic strength of wastewater?
4. What is the purpose of a high-leg delta system marking?
5. What is voltage?
6. What is the purpose of equipotential bonding around pools?
7. What is a circuit breaker for?
8. What is the primary function of a protective relay in industrial systems?
9.
A capacitor is rated 40/5 µF What does this mean?
10. Calculate F/M ratio: Flow = 5,000 m³/day, BOD = 200 mg/L, MLSS = 2,500 mg/L, volume = 2,000 m³.