Multiple Choice
Starting from zero, the electric current takes 2 seconds to reach half its maximum possible value in an RL circuit with a resistance R, an inductance L and a battery of emf E. How long will the current take to reach 75% its maximum value (measured from the moment when I = 0) ?
A) 8 s
B) 4 s
C) 10 s
D) 1 s
E) 2 s
Correct Answer:
Verified
Correct Answer:
Verified
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