You see an exploded diagram of a valve assembly with four parts: handle, stem, seal, and housing. Which sequence correctly assembles the parts?
If voltage = 120 V and resistance = 30 Ω, what is the current?
If resistance = 15 Ω and voltage = 90 V, what is the current?
A maintenance instruction says: “Check oil pressure gauges before starting the engine. Do not operate if the pressure reading is below 20 psi.” What should the worker do if the gauge reads 15 psi?
A lever has a load arm 5 ft and an effort arm 15 ft. If the load is 900 lbs, how much effort is needed?
| Name | MASS - Power Plant Maintenance Selection System |
| Code | MASS |
| Vendor | Construction and Industry |
| Certification | Edison Electric Institute (EEI) |
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