A battery of emf `10 V` is connected as. Find the potential difference between the point A and B

Four capacitors and two batteries are connected as shown in the figure. The potential difference between the points a and b is:

In the shown circuit the following battery is of emf 4V and internal resistance 8 Omega . Find the potential difference between points x and y as shown in the circuit.

Two batteries of e.m.f. 4V and 8V with internal resistances 1 Omega and 2 Omega are connected in a circuit with a resistance of 9 Omega as shown in figure. The current and potential difference between the points A and B

Two batteries of emf 4 V and 8 V with internal resistances 1Omega and 2Omega are connected in a circuit with a resistance of 9Omega as shown in figure. The current and potential difference between the points P and Q are

Two batteries of emf 4 V and 8 V with internal resistances 1Omega and 2Omega are connected in a circuit with a resistance of 9Omega as shown in figure. The current and potential difference between the points P and Q are

A battery of e.m.f. 10 V is connected to resistance as shown in figure. The potential difference V_(A) - V_(B) between the point A and B is