
Two batteries of emf 3V and 6V with internal resistances and are connected in a circuit with resistance of as shown in figure. The current and potential difference between the points P and Q are



Important Questions on Current Electricity
A current of flows through a resistor represented by the circuit diagram. The current in the resistor is:


In the circuit shown, the current in the resistor is:





For a diode connected in parallel with a resistor, which is the most likely current -voltage characteristic graph?


In the above circuit the current in each resistance is:










Two batteries with e.m.f. and are connected in parallel across a load resistor of . The internal resistance of the two batteries are and respectively. The voltage across the load lies between,

The figure below shows a circuit and its input voltage as a function of time .
Assuming the diodes to be ideal, which of the following graphs depicts the output voltage as function of time






The potential difference between the points and in the given figure is





