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Standard XII
Physics
Parallel and Series Combination of Capacitors
137. n a seri...
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137. n a series LR growth circuit, if maximum current and maximum induced emf in an inductor of inductance 3mH are 2A and 6V respectively, then the time constant of the circuit is
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Q.
In a series LR growth circuit, the maximum current and maximum induced emf in an inductor of 6 mH are 3A and 8V respectively. In how much time the current in the circuit grows to 63.2% of its final value?
Q.
An ac circuit consists of an inductor of inductance
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μ
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The current in the circuit is maximum when the angular frequency of ac source is
Q.
Current in a circuit fall from
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Q.
Two inductors of self inductance
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each and mutual inductance
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are connected in series as shown in the figure.
Here
ε
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2
m
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ω
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a
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/
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.
Q.
In a L-R growth circuit, inductance and resistance used are
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20
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respectively. If at
t
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