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Impedance

a solenoiod ...

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a solenoiod of 10 henry induc†an ce and 2 ohm resis†an ce,is connected to a 10 volt battery.in how much time the magnetic energy will be reaches to 1/4th of the maximum value a)3.5sec b)2.5sec c)5.5sec d)7.5se

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Q. A solenoid of 10 Henry inductance and 2 ohm resistance, is connected to a 10 volt battery. In how much time the magnetic energy will be reaches to 1/4th of the maximum value?

Q. A solenoid has an inductance of

10

henry and a resistance of

2

ohm. It is connected to a

10

volt battery. How long will it take for the magnetic energy to energy to reach

1 / 4

of its maximum value?

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