Current Electri...

The equivalent resistance and potential difference between A and B for the circuit is respectively

In a Wheatstone\'s bridge all the four arms have equal resistance R. If the resistance of the galvanometer arm is also R, the equivalent resistance of the combinationas seen by the battery is

For what value of unknown resistance X, the potential difference between B and D will be zero in the circuit shown in the figure?

Which arrangement of four identical resistances should be used to draw maximum energy from a cell of voltage V?

A wire has a resistance of 6 Ω. It is cut into two parts and both half values are connected in parallel. The new resistance is ....

The total current supplied to the circuit by the battery is

An electric current is passed through a circuit containing two wires of the same material, connected in parallel. If the lengths and radii of the wires are in the ratio of 4/3 and 2/3, then the ratio of the currents passing through the wire will be

You are provided three resistances 2 Ω, 3 Ω and 6 Ω. How will you connect them so as to obtain the equivalent resistance of 4Ω?

In circuit shown below, the resistances are given in ohm and the battery is assumed ideal with emf equal to 3 volt. The voltage across the resistance R₄ is

The equivalent resistance between the points A and B in the following circuit is