A Wire of Length 3

question 4

Multiple Choice

A wire of length 3.0 m and diameter 1.5 mm has a resistance of 1.25 Ù. What is the resistivity of the material used to make the wire?

• A)3.0 × 10^-6 Ù m
• B)7.4 × 10^-7 Ù m
• C)1.8 × 10^-7 Ù m
• D)9.4 × 10^-8 Ù m

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Definitions:

Biological Mechanism

The processes and systems within living organisms that lead to observable phenomena.

Deep Processing

In the encoding of information, the processing of meaning rather than simply the physical or sensory features of a stimulus.

Sensory Register

A memory system that momentarily preserves extremely accurate images of sensory information.

Holding Bin

A temporary storage area or method used for organizing and managing information or materials until they are needed.