What is the value of the resistance `R_(1)` in the following circuit ?

What will be the equivalent resistance of the following circuit?

What should be the value of resistance R in the circuit shown in figure so that the electric bulb consumes the rated power?

Calculate the value of the resistance R in the circuit shown in the figure so that the current in the circuit is 0.2 A. What would be the potential difference between points B and E?

Calculate the value of the resistance R in the circuit shown in the figure so that the current in the circuit is 0.2 A. What would be the potential difference between points B and E?

Calculate the value of the resistance R in the circuit in the so that the current in the circuit is 0.2A . What would be the potential difference between points A and B ?

At what value of teh resistances R_(x) in the circuit shown in Fig. Will the total resistance between points A and B be independent of the number of cells ?

The value of the resistance r in the electric circuit given below is (in Omega )

In the given circuit, it is observed that the current I is independent of the value of the resistance R_(6) . Then the resistance values must satisfy

For a circuit shown in fig find the value of resistance R_(2) and current I_(2) flowing thorugh R_(2)