A 5 kW motor runs for 3 hours. How much energy does it consume?
A maintenance worker must dilute a 10% chemical solution to 5% by adding water. If 40 liters of 10% solution is available, how much water must be added?
A gear with 20 teeth drives a gear with 60 teeth. If the driver rotates at 180 RPM, what is the driven speed?
A procedure says: “During maintenance, isolate equipment from all energy sources, including electrical, hydraulic, and pneumatic.” What is required?
A lever with a 6-foot effort arm and a 2-foot load arm is used. If the load is 300 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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