A Current of 18 a Runs Vertically Up Through a Wire

question 55

Multiple Choice

A current of 18 A runs vertically up through a wire that passes through a table.A compass is placed 13 cm due north of where the wire passes through the table.The magnetic field of the earth at this location is 2.6 *10^-5 T due north.Determine the magnitude of the magnetic field at the location of the compass.

• A)3.45 * 10^-5 T
• B)5.37 * 10^-5 T
• C)4.14 *10^-5 T
• D)46.8 \(\circ\) east of due north
• E)3.80 * 10^-5 T

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Definitions:

Overconfidence

A cognitive bias where an individual overestimates their abilities or the precision of their knowledge, often leading to mistakes in judgment.

Behavioral Biases

Psychological tendencies that affect investment decisions and financial behaviors.

Fundamental Risk

Risk that even if an asset is mispriced, there is still no arbitrage opportunity because the mispricing can widen before the price eventually converges to intrinsic value.

Implementation Costs

Refers to the expenses involved in putting a business plan or project into action, including technology, manpower, training, and other related costs.