What current is needed to generate the magnetic field strength of 5.0×10−5T at a point 1.9 cm from a long, straight wire?

14.9

Explanation:

The current = 14.9amp

co2reflects heat radiation back to earth buning coal and oil emits co2 globe warms

that tool is called an altimeter which measures your altitude which can be used to tell which atmosphere you are currently in, including the stratosphere.

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