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Read an electric schematic by examining the accompanying key or chart that explains what each of the components drawn on the diagram represent. A schematic is drawn with symbols that show how the electric circuit is arra... More »

www.reference.com Science Physics Electricity

A schematic diagram is a simplified visual representation of the main parts of something, according to the Merriam Webster dictionary. For example, a schematic diagram for a refrigerator shows the parts that make it run,... More »

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There are three types of lighting schematic diagrams: single-line, analytical and operational. To draw a single-line schematic, include only the important elements of the lighting circuit. In an analytical schematic, sho... More »

www.reference.com Home & Garden Home Maintenance Electrical
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A simple fan circuit diagram is a graphical representation of the components and wiring that composes the circuit of a fan using standardized symbols. The basic components of a simple circuit diagram include a rotor, wir... More »

www.reference.com Science Physics Electricity

Duracell batteries, like many other types of alkaline and zinc-carbon cells, contain three major components: an anode, a cathode and an electrolyte. The anode is a mixture of powdered zinc and potassium hydroxide, the la... More »

www.reference.com Science Physics Electricity

Low-voltage transformers are electronic components that convert standard line voltage to a significantly lower output. For instance, these devices transform 120 or 277 volts, which are typical in residential and commerci... More »

www.reference.com Science Physics Electricity

The three energy expenditure components are basal metabolic rate, thermogenesis and thermic effect. Energy expenditure refers to burned calories versus calories consumed. Changes in weight are determined by the imbalance... More »

www.reference.com Science Physics Electricity