ISRO Scientist or Engineer Electronics 2006
Instructions
For the following questions answer them individually
Question 72
The resistance of a parallel circuit consisting of two resistors is 12 Ω One of the resistance wires breaks and the effective resistance becomes 18Ω. The resistance of the broken wire is
Question 74
A dc voltage V is applied at time t = 0 to a series RC circuit. The steady state current is
Question 79
When L is doubled and is halved, the resonance frequency of series tuned circuit becomes
