A blackbox (BB) which may contain a combination of electrical circuit elements (resistor, capacitor or inductor) is connected with other external circuit elements as shown below in the figure (a). After the switch (S) is closed at time t = 0, the current (I) as a function of time (t) is shown in the figure (b).From this we can infer that the blackbox contains

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Examsnet · Accepted Answer

Correct Answer is :  A resistor and an inductor in series

KVPY SX SB Exam 2013 Question Paper