Two long parallel wires carry unequal currents in opposite directions. The ratio of the currents is 3 to 1 . The magnitude of the magnetic field at a point in the plane of the wires and 10 cm from each wire is 4.0 ?T. What is the larger of the two currents?

a. 0.5 A
b. 1.0 A
c. 1.5 A
d. 2.0 A
e. 3.0 A


c

Physics & Space Science

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Physics & Space Science

Why is the ozone layer in Earth's atmosphere important to life on its surface?

What will be an ideal response?

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