In the circuit- the final current through 30 - resistance when circuit is completed is-

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Standard XII

Physics

Kirchhoff's Junction Law

In the circui...

Question

In the circuit, the final current through $30 Ω$ resistance when circuit is completed is:

3 A

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0.1 A

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5 A

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0.5 A

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Solution

The correct option is B $0.1 A$
The current is short circuited through inductor. In stready state, current will pass through inductor instead of $20 Ω$ resistor.
Then current through $30 Ω$ is: $I = \frac{3}{30} = 0.1 A$

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In the circuit, the final current through 30Ω resistance when circuit is completed is:

The correct option is B 0.1 AThe current is short circuited through inductor. In stready state, current will pass through inductor instead of 20Ω resistor. Then current through 30Ω is: I=330=0.1 A

In the circuit, the final current through $30 Ω$ resistance when circuit is completed is:

The correct option is B $0.1 A$
The current is short circuited through inductor. In stready state, current will pass through inductor instead of $20 Ω$ resistor.
Then current through $30 Ω$ is: $I = \frac{3}{30} = 0.1 A$