If the combination is connected to a battery of e.m.f. 12 V and negligible internal resistance, obtain the potential drop across each resistor.

Three resistors 1Ω, 2Ω and 3Ω are combined in series and the combination is connected to a battery of emf 12 V and negligible internal resistance, obtain the potential drop across each resistor.

Three resistors 2 ohm ,4 ohm and 5 ohm are combined in parallel and the combination is connected to a battery of emf 20 V and negligible internal resistance, determine the current through each resistor, and the total current drawn from the battery.

Two resistance of 6Omega and 12 Omega are connected in parallel. Their terminals are conneted to a battery of e.m.f 4.8 V and internal resistance of 2Omega . Find the current supplied by the battery.

A resistor is connected to a battery of emf 10 V and internal resistance 0.3 Omega. What is the resistance of the resistor to be inserted in the circuit for the circuit current 1.2A?

Four resistors of 12 Omega each are connected in parallel . Three such combinations are then connected in series. What is the total resistance ? If a battery of 9 V emf and negligible internal resistance is connected across the networks, find the current flowing through of each resistors.

Three resistors of 4 ohms, 6 ohms, and 12 ohms are connected in parallel, and the combination is connected in a series with a 4 V battery having an internal resistance of 2 ohms. What is the battery’s current?

A 10 V cell of negligible internal resistance is connected in parallel across a battery of emf 200 V and internal resistance 38 Omega as shown in the figure. Find the value of current in the circuit.

First a set of n equal resistors of R each are connected in series to a battery of emf E and internal resistance R. A current I is observed to flow. Then, the n resistors are connected in parallel to the same battery. It is observed that the current is increased 10 times. What is 'n'?

Two cells of emf 2V and 4V and internal resistance 1Omega and 2Omega respectively are connected in parallel so as to send the current in the same direction through an external resistance of 10Omega. Find the potential difference across 10Omega resistor.