Home
Class 12
PHYSICS
A battery of emf E has an internal resis...

A battery of emf E has an internal resistance r. A variable resistacne R is connected to the terminals of the battery. A current `i` is drawn from the battery. V is the terminal potential difference. If R alone is gradually reduced to zero, which of the following best describes `i` and V?

Promotional Banner

Similar Questions

Explore conceptually related problems

A battery of emf E has an internal resistance 'r'. A variable resistance R is connected to the terminals of the battery. A current I is drawn from the battery. V is the terminal P.D. If R alone is gradually reduced to zero, which of the folowing best describes I and V ?

A battery has an emf E and internal resistance r. A variable resistance R is connected across the terminals of the battery. Find the value of R such that (a) the current in the circuit id maximum (b) the potential difference across the terminals is maximum.

A battery of e.m.f. E and internal resistance r is connected to variable resistance R as shown here. Which one of the following is true?

A battery of emf E and internal resistance r is connected to a variable resistor R as shown in figure. Which one of the following is true ?

A battery having emf 4 V and internal resistance 0.5 Omega is connected with a resistance of 4.5 Omega . The voltage at the terminals of the battery now is

A battery having e.m.f. 5V and internal resistance 0.5 is connected with a resistance of 4.5 Omega , then the voltage at the terminals of the battery is

A battery has an emf of 12V and an internal resistance of 2 Omega . Calculate the potential difference between the terminal of cell if (a) current is drawn from the battery (b) battery is charged by an external source.

A car battery of emf 12V and internal resistance 0.05 omega receives a current of 60 A from an external source, then the terminal potential difference of the battery is