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Vlada [557]
3 years ago
14

When a switch is closed, completing an lr series circuit, the time needed for the current to reach one half its maximum value is

_____ time constants?
Computers and Technology
1 answer:
uysha [10]3 years ago
7 0
The answer is <span>0.693 .  </span><span>When a switch is closed, completing an LR series circuit, the time needed for the current to reach one half its maximum value is 0.693   

</span>e^(-t/T) = 0.5 
<span>-t/T = ln(0.5) = -0.693 </span>
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