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What is the length of the wire to the nearest tenth that will run in a straight line from the entrance E to a light L at the opposite corner of the rectangle living room?

A) 10.5 meters
B) 15.2 feet
C) 7.8 yards
D) 12.6 feet

1 Answer

1 vote

Final answer:

The question is about calculating the magnetic force between two wires carrying electrical currents, which requires principles from Physics. It employs the meter, a fundamental unit of length in the SI system, and relates to electromagnetism. So, the best answer is e, none of the above.

Step-by-step explanation:

The subject question pertains to the magnetic force between two long, straight and parallel wires carrying currents. When two parallel wires carry currents in opposite directions, they exert a magnetic repulsive force on each other, while currents in the same direction result in an attractive force.

Using Ampère's law and the Biot-Savart law, we can calculate these forces.

These calculations involve understanding the principles of electromagnetism, a fundamental part of Physics. When discussing units of measurement, the meter (m) is a fundamental unit of length in the International System of Units (SI).

The definition of a meter has evolved to be based on the distance light travels in a vacuum in a precise fraction of a second.

So, the best answer is e, none of the above.

Q: What is the length of the wire to the nearest tenth that will run in a straight line from the entrance E to a light L at the opposite corner of the rectangle living room?

A) 10.5 meters

B) 15.2 feet

C) 7.8 yards

D) 12.6 feet

E) none of them

User Ludwig
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