A battery of 120 V and internal resistan...

A battery of `120 V` and internal resistance `r = 0.5 Omega` is used to charge a `110 V` cell in the circuit shown in the figure. find the range of values of R for which the cell will never get charged.

Text Solution

Verified by Experts

The correct Answer is:

`R lt 5.5 Omega`

Topper's Solved these Questions

CAPACITOR
ARIHANT|Exercise Capacitor|50 Videos
ELECTROMAGNETIC INDUCTION
ARIHANT|Exercise Level 3|12 Videos

Similar Questions

Explore conceptually related problems

A battery of e mf 10 V and internal resistance 3Omega is connected to a resistor as shown in the figure. If the current in the circuit is 0.5 A . then the resistance of the resistor will be

A battery of epsilon and internal resistance r is used in a circuit with a variable external resistance R . Find the value of R for which the power consumed in R is maximum .

A storage battery of emf 8.0 V and internal resistance 0.5 Omega is being charged by a 120V dc supply using a series resistor of 15.5Omega what in the terminal voltage of the battery during charging ? What is the purpose of having a series resistor in the charging circuit?

A battery of emf 8 V with internal resistance 0.5Omega is being charged by a 120 V dc supply using a series resistance of 15.5Omega . The terminal voltage of the battery is

A 5 V battery of negligible internal resistance is connected across a 200 V battery and a resistance of 39 Omega as shown in the figure. Find the value of the current.

A battery of EMF 10 V, with internal resistance 1 Omega is being charged by a 120 V d.c. supply using a series resistance of 10 Omega . The terminal voltage of the battery is

A series battery of six cells each of emf 2 V and internal resistance 0.5 Omega is charged by a 100 V dc supply. What resistance should be used in the charging circuit in order to limit the charging current to 8 A . Using this relation , obtain (a) the powwer supplied by the dc source, (b) the power dissipated as heat , and (c) the chemical energy stored in the battery in 15 min .

A battery of emf 12.0 V and internal resistance 0.5 Omega is to be charged by a battery charger which supplies 110 V d.c. How much resistance must be connected in series with the battery to limit the charging current to 5.0 A ? What will be the p.d. across the terminals of the battery during charging ?

ARIHANT-CURRENT ELECTRICITY-Current Electricity

Find current through the cell and potential difference between A and D...
Text Solution
|
Eight identical 1 volt cells are connected to make a ring as shown in ...
Text Solution
|
A battery of 120 V and internal resistance r = 0.5 Omega is used to ch...
Text Solution
|
A voltmeter of resistance R(V) and an ammeter of resistance R(A) are c...
Text Solution
|
In the circuit shown in the figure, cell is ideal and R(2) = 100 Omega...
Text Solution
|
In the circuit shown, an ideal cell of emf E is connected in series to...
Text Solution
|
In the circuit shown, which way would you move the sliding contact, to...
Text Solution
|
In the circuit shown in figure. AB is a uniform wire of length L and r...
Text Solution
|
A rotary potentiometer has a circular resistance (C) and a conducting ...
Text Solution
|
In the figure shown PQ is a potentiometer wire. When galvanometer is c...
Text Solution
|
Three resistors R(1) = 3 k Omega,R(2) = 2 k Omega and R(3) = 5 k Omega...
Text Solution
|
In the circuit shown in figure the voltmeters V(1) & V(2) are identica...
Text Solution
|
A lab voltmeter has scale as shown in figure. A student uses this near...
Text Solution
|
A 10 wire potentiometer has first five wires of cross sectional radius...
Text Solution
|
A water heater has a well insulated vertical cylindrical container of ...
Text Solution
|
In the circuit shown in figure AB is a uniform wire of length L = 5m. ...
Text Solution
|
In the circuit shown, after the switch is shifted to position 2 the he...
Text Solution
|
In the circuit shown in figure B(1), B(2) and B(3) are identical bulbs...
Text Solution
|
When the applied potential difference across a circuit element is incr...
Text Solution
|
In the circuit shown the switch is closed at time t = 0. Plot the foll...
Text Solution
|