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1. |
If the current through a 1 H inductor is given by iL(t) = e-3t A, then the voltage across the inductor varies as ________ volts. |
A. | e-3t |
B. | -3e-3t |
C. | 3e-3t |
D. | e3t |
Answer» C. 3e-3t | |