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When the key K is pressed at time t = 0 ...

When the key K is pressed at time t = 0 , which one of the following statemens about the current I in resistor AB of the given circuits is true ?

A

At t = 0 , I = 2 m A , and with time it goes to 1 mA

B

I oscillates between 1 mA and 2 mA

C

I = 2 mA at all t

D

I= 1 m A at all t

Text Solution

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The correct Answer is:
A
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