Explain how smart kilowatt-hour meters can be useful.
What will be an ideal response?
They can be used to determine the amount of electrical energy used by specific appliances to ensure that they're not wasting electrical energy and costing too much money to use.
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Which type of motor braking is often used with AC motors being controlled by a VFD?
a. DC electric b. Friction c. Dynamic d. Electromechanical
The orifice is a precisely sized hole in the ____.
A. manifold B. spud C. burner tube D. combustion chamber
The lateral area of a right circular cylinder is equal to the product of the circumference of the base and two times the height.
Answer the following statement true (T) or false (F)
Texture describes the ________ of particles in a soil
A) roughness B) sizes C) mineralogical makeup D) colors E) arrangement