In Figure points A and B are connected by a perfectly conducting wire. Calculate the current through AB

In the given network, if the points B and D are connected by a copper wire, then the current in the wire will

The magnetic field produced by a straight conducting wire on passing the current through it is ……

Find the potential difference the points a and b of the circuit(figure). If a and b are joined by a wire what is the current through the 12-V cell?

A zener diode of 30 V is connected as shown with 90 V battery as shown in figure. Calculate the current passing through the diode.

Consider circuit as shown in figure. The current through wire AB is

Consider circuit as shown in figure. The current through wire AB is

Consider circuit as shown in figure. The current through wire AB is

Five identical metal plates each of area A are placed at equal separation d as shown in figure and are connected with conducting wires. The equivalent capacitance across points A and B is

Answer the following question: Two conductors A and B are mounted on insulated stands and connected by a conducting wire as shown in figure. What is the direction of current when the electric potential of A is (1) higher than that of B(2) lower than that of B?