A Direct Current Power Supply Is Connected to a Circuit

question 56

Multiple Choice

A direct current power supply is connected to a circuit containing one resistor,and 1.5 A is drawn.If a second identical resistor is connected to the power supply in series with the first,how much current is drawn from the battery?

• A)3.0 A
• B)0.75 A
• C)1.5 A
• D)6.0 A

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Definitions:

Trichromatic Theory

A theory that explains how the human eye perceives colors through the response of three types of cones sensitive to different wavelengths of light.

Opponent-Process Theory

A psychological and neurological model that explains contrasting emotional and sensory experiences through the activation and inhibition of specific processes.

Color Vision

The ability of the visual system to distinguish and perceive different wavelengths of light as distinct colors.

ESP

Extra-Sensory Perception; the supposed ability to gain information without using the known human senses.