Wheatstone Bridge

The current drawn from the battery in the given network is

The magnitude of resistance $\mathrm{X}$  in the circuit shown in the given figure, when no current flows through the  $\mathrm{5 }\mathrm{\Omega }$  resistor is

The percentage error in measuring resistance with a meter bridge can be minimised by adjusting the balancing point close to

The equivalent resistance of the circuit shown below between points $a$ and $b$ is :

The equivalent resistance between the points $A$ and $B$ is:

In the circuit shown, equivalent resistance between $A$ and $B$ is:

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A battery of $6 \mathrm{V}$ is connected to the circuit as shown below. The current $I$ drawn from the battery is

The current $I$ in the given circuit will be

B shaped circuit is made of equal resistances $r$, the equivalent resistance across AC is

The four impedance of a.c. bridge shown below are ${\mathrm{Z}}_1=640+j 765, {\mathrm{Z}}_2=150+j 130, Z_3=320-j 380$. Determine the value of impedance $Z4$, such that the bridge is balanced.

In the circuit shown:

In the following circuit, the effective resistance between the points $P$ and $Q$ is

In comparing the resistance of $2$ coils $P$ and $Q$ with a slide wire bridge, a balance point is obtained when the sliding contact is $30 \mathrm{cm}$ from the zero end of the wire. The resistances $P$ and $Q$ are interchanged and the balance is obtained at $120 \mathrm{cm}$ from the same end. The length of the bridge wire is

A balanced Wheatstone bridge shown in the figure. If the positions of the cell C and the galvanometer G are now interchanged, G will show zero deflection.

Six equal resistances each 1Ω are joined to form a network as shown in the figure. Then the resistance between any two corners is

What is the total resistance across A and B in the circuit shown in figure?

Figure shows an unbalanced Wheatstone bridge. What is the direction of conventional current between $B$ and $D$?

The figure given below shows a network of eight resistors, each equal to $2 \mathrm{\Omega },$ connected to a $3 \mathrm{V}$ battery of negligible internal resistance. The current $I$ in the circuit is 

Find the equivalent resistance between $X$ and $Y$.

The current $I$ drawn from the $5 V$ source will be