MEDIUM
JEE Advanced
IMPORTANT
Earn 100
In figure, find the value of resistor to be connected between and , so that the resistance of the entire circuit between and does not change with the number of elementary sets.
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Important Questions on Electric Current and Circuits
HARD
JEE Advanced
IMPORTANT
A wire of length and three identical cells of negligible internal resistances are connected in series. Due to the current, the temperature of the wire is raised by in a time . A number of similar cells is now connected in series with a wire of the same material and cross-section but of length . The temperature of the wire is raised by the same amount in the same time . The value of is
EASY
JEE Advanced
IMPORTANT
The equivalent resistance between points and in figure at steady state will be
MEDIUM
JEE Advanced
IMPORTANT
What is the charge stored on each capacitor and in the circuit shown in figure?
EASY
JEE Advanced
IMPORTANT
In the circuit shown in figure, find the maximum energy stored on the capacitor. Initially, the capacitor was uncharged.
MEDIUM
JEE Advanced
IMPORTANT
In the circuit shown in the figure, the cell is ideal with emf . Each resistance is of . The potential difference across the capacitor in steady-state is
MEDIUM
JEE Advanced
IMPORTANT
Sixteen resistors, each of resistance , are connected in the circuit as shown in the figure. The net resistance between and is
MEDIUM
JEE Advanced
IMPORTANT
The circuit diagram shown in the figure consists of many elements (each element has two resistors). The resistance of the resistors in each subsequent element differs by a factor of from the resistances of the resistors in the previous elements. The equivalent resistance between and shown in the figure is
MEDIUM
JEE Advanced
IMPORTANT
The resistance of all the wires between any two adjacent dots is . The equivalent resistance between and as shown in the figure is
