mamieengler
20.03.2020 •
Physics
G An inductor used in a dc power supply has an inductance of 12.0 H and a resistance of It carries a current of 0.300 A. (a) What is the energy stored in the magnetic field
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Ответ:
Explanation:
Energy of an inductor = 1/2 L i²
L is inductance , i is current .
= 1/2 x 12 x .3²
= .54 J
Ответ:
15 or 20 miles
Explanation: