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Question
A wire with a length of 150 m and a radius of 0.15 mm carries a current with a uniform current density of 2.8 ï‚´ï€ 107 A/m2. The current is:A) 0.63 A
B) 2.0 A
C) 5.9 A
D) 300 A
E) 26000 A
Answer
This answer is hidden. It contains 1 characters.
Related questions
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In a photoelectric effect experiment at a frequency above cut off, the number of electrons ejected is proportional to:
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