The Figure Shows Two Long Wires Carrying Equal Currents I₁

question 36

Multiple Choice

The figure shows two long wires carrying equal currents I₁ and I₂ flowing in opposite directions. Which of the arrows labeled A through D correctly represents the direction of the magnetic field due to the wires at a point located at an equal distance d from each wire?

• A) A
• B) B
• C) C
• D) D
• E) The magnetic field is zero at that point.

Understand the importance of using a representative sample in surveys to ensure validity and reliability of data collected.

Identify the characteristics and limitations of closed and open-ended questions in data collection.

Distinguish between the reliability and validity of a survey and its impact on survey outcomes.

Recognize the significance of conducting interviews and focus groups as primary research methods.

---

Definitions:

Access Time

The time it takes a storage device to locate its stored data.

Milliseconds

Units of time that are equal to one thousandth (1/1000) of a second, often used to measure the time of fast processes.

Gigabytes

A unit of digital information storage equal to 1,024 megabytes, often used to measure the capacity of memory or storage devices.

Cache Memory Levels

Refers to a hierarchy of cache storage that improves data access time by storing frequently used data in quick to access memory layers.