Two Parallel Conductors Are Carrying Currents in the Same Direction

question 70

Multiple Choice

Two parallel conductors are carrying currents in the same direction.The currents are non-zero and not necessarily equal.The magnitude of the magnetic field midway between them is 40 μT.If one of the currents then has its direction reversed,what is the resulting magnitude of the magnetic field midway between them?

• A)a value greater than 40 μT
• B)40 μT
• C)a value less than 40 μT
• D)It could be any value.

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Definitions:

Additive Tasks

Tasks in which group performance is dependent on the sum of the performance of individual group members.

Disjunctive Tasks

Tasks for which the group's performance is dependent on the performance of the best group member, often due to the task requiring a specialized skill or knowledge.

Conjunctive Tasks

Tasks that require the cooperation and effort of every member of a team, where the team's performance is determined by its weakest link.

Productivity

The efficiency of production of goods or services expressed by some measure, often evaluated as the output per unit of input.