Since 1950,the Portion of U

question 1

Multiple Choice

Since 1950,the portion of U.S.GDP created by services has:

• A) remained relatively constant.
• B) fallen by a half.
• C) more than doubled.
• D) increased slightly.

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Definitions:

R

In electrical engineering, symbolically represents resistance, the property of a material that opposes the flow of electric current, measured in ohms (Ω).

Z

Often represents impedance in electrical circuits, a measure of opposition to AC including both resistance and reactance.

RC Parallel Circuit

A circuit configuration consisting of a resistor (R) and a capacitor (C) connected in parallel with each other across a power supply.

R

Commonly used to symbolize resistance in electrical equations and diagrams, measured in ohms (Ω).