A solenoid of inductance 250 mH and resistance 10Q is connected to a battery. The time taken for the magnetic energy to reach th of its 4 maximum value is (a) log (2) (b) 10-3 log, (2) (c) 25 log, (2) 1 log (2) (d) 40

Introductory Circuit Analysis (13th Edition)
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Author:Robert L. Boylestad
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A solenoid of inductance 250 mH and resistance
10 Q is connected to a battery. The time taken
for the magnetic energy to reach th of its
4
maximum value is
(a) log,(2)
(b) 10-3 log, (2)
1
(c) 25 log (2)
(d)
log,(2)
40
Transcribed Image Text:A solenoid of inductance 250 mH and resistance 10 Q is connected to a battery. The time taken for the magnetic energy to reach th of its 4 maximum value is (a) log,(2) (b) 10-3 log, (2) 1 (c) 25 log (2) (d) log,(2) 40
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