A Nichrome Wire Has a Radius of 1

question 74

Multiple Choice

A Nichrome wire has a radius of 1.3 mm and a resistivity of 1.5 × 10−⁶ Ω⋅m.If the wire carries a current of 1.8 A,what is the potential difference per unit length along this wire?

• A)0.19 V/m
• B)0.51 V/m
• C)0.66 V/m
• D)6.4 V/m
• E)5 V/m

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Definitions:

Retrieval Cues

Stimuli that aid the recall of information stored in the memory by making it easier to access.

Mnemonics

Memory aids, often involving patterns of letters, ideas, or associations, designed to assist in remembering information.

Metamemory Skills

Metamemory skills refer to one's knowledge and awareness of their own memory abilities and strategies that can aid memory performance.

Control of Attention

The ability to focus one's consciousness or awareness on a specific subject, task, or activity while ignoring irrelevant information.