Engineering, 12.03.2020 05:05 genyjoannerubiera
The current in a 20 mH inductor is known to be: 푖푖=40푚푚푚푚푡푡≤0푖푖=푚푚1푒푒−10,000푡푡+푚푚2푒 푒−40,000푡푡푚푚푡푡≥0The voltage across the inductor (passive sign convention) is -68 V at t = 0.a. Find the numerical expressions for i and v for t > 0. b. Specify the time intervals when the inductor is storing energy and the time intervals when the inductor is delivering energy.
Answers: 1
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A-mn has a cubic structure with a0 0.8931 nm and a density of 7.47 g/cm3. b-mn has a different cubic structure, with a0 0.6326 nm and a density of 7.26 g/cm3. the atomic weight of manganese is 54.938 g/mol and the atomic radius is 0.112 nm. determine the percent volume change that would occur if a-mn transforms to b-mn.
Answers: 2
The current in a 20 mH inductor is known to be: 푖푖=40푚푚푚푚푡푡≤0푖푖=푚푚1푒푒−10,000푡푡+푚푚2푒 푒−40,000푡푡푚푚푡푡≥0...
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