In the accompanying figure, what happens when the water level drops sufficiently?
What will be an ideal response?
When the water level drops sufficiently, FS2 contacts close and energize the coil of motor starter M. This causes all M contacts to change position. The M load contacts connect the pump motor to the power line and start the pump.
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What are eaves and rakes designed to do?
What will be an ideal response?
Describe the basic operation and components of an electric motor.
What will be an ideal response?
Although right-handed coordinate systems are used most often, left-handed systems are typically used in engineering applications that are ____ based-positive z is defined as going down.
A. astronomically B. geologically C. mechanically D. electrically
When a gas furnace ignites and is under "full-fire," why does the fan not come on immediately?
What will be an ideal response?