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find out the resistance of a RL circuit.

In an assured RL time constant circuit, it takes 135 msec for the current to reach maximum after the switch is closed. If the inductance is 4 henrys, what is the value of circuit resistance?

A) 670 ohms
B) 148 ohms
C) 0.670 ohms
D) 0.148 ohms

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  • Reference No.:- M917280

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