Home
Class 12
PHYSICS
The potential difference between the ter...

The potential difference between the terminals of a 6.0V battery is 7.2 V when it is being charged by a current of 2.0A.What is the internal resistance of the battery?

Text Solution

AI Generated Solution

To find the internal resistance of the battery, we can follow these steps: ### Step 1: Understand the given values We are given: - EMF (E) of the battery = 6.0 V - Terminal voltage (V) when charging = 7.2 V - Current (I) flowing through the battery = 2.0 A ...
Promotional Banner

Topper's Solved these Questions

  • ELECTRIC CURRENT IN CONDUCTORS

    HC VERMA ENGLISH|Exercise questions for short answer|17 Videos

  • ELECTRIC CURRENT IN CONDUCTORS

    HC VERMA ENGLISH|Exercise objective 2|9 Videos

  • DISPERSION AND SPECTRA

    HC VERMA ENGLISH|Exercise Question for short Answer|6 Videos

  • ELECTRIC CURRENT THROUGH GASES

    HC VERMA ENGLISH|Exercise Short answer|6 Videos

Similar Questions

Explore conceptually related problems

The potential difference across the terminals of a battery is 8.4 V when there is a current of 1.50 A in the battery from the negative to the positive terminal. When the current is 3.50 Air , the reverse direction, the potential difference becomes 9.4 V . (a) What is the internal resistance of the battery? (b) What is the emf of the battery?

The potential difference across the terminals of a battery is 10 V when there is a current of 3 A in the battery from the negative to the positive terminal. When the current is 2A in the reverse direction, the potential difference becomes 15 V. The internal resistance of the battery is

What is the current drawn from the battery of 6 V ?

A storage battery with emf 2.6 V loaded with external resistance produces a current 1 A . In this case, the potential difference between the terminals of the storage battery equals 2 V . Find the thermal power generated in the battery and the net power supplied by the battery for external circuit.

The potential difference between the terminals of a battery of emf 6.0V and internal resistance 1 (Omega) drops to 5.8 V when connected across an external resistor. Find the resistance of the external resistor.

shows a circuit used in an experiment to detrmine the emf and interanl resistance of the battery C. A graph was plotted of the potential difference V between the terminals of the battery against the current I, which was varied by adjusting the rheostat. The graph is shown in x and y are the intercepts of the graph with the axes as shown. What is the internal resistance of the battery?

A battery has an open circuit potential difference 10 V between the terminals. When loads 9Omega and 4 Omega are connected one by one across the battery , the power in the load resistance is the same. The amount of heat approximately generated in one second in the load when a load of 5Omega Is connected across the battery will be

A battery of emf 2.0 V and internal resistance 0.10 Omega is being charged with a current of 5.0 A . Find the potential difference between the terminals of the battery?

A battery of emf 2.0 volts and internal resistance 0.10(Omega) is being charged with a current of 5.0A. What is the potential difference between the terminals of the battery?

Assertion : Potential difference across the terminals of a battery is always less than the emf of the battery. Reason : During discharging of a battery potential differnce across to terminals of a battery is V = E -ir therefore V lt E

HC VERMA ENGLISH-ELECTRIC CURRENT IN CONDUCTORS-Exercises
  1. Shown an arrangement to measure the emf (epsilon)and internal resistan...

    Text Solution

    |

  2. The potential difference between the terminals of a battery of emf 6.0...

    Text Solution

    |

  3. The potential difference between the terminals of a 6.0V battery is 7....

    Text Solution

    |

  4. The internal resistance of an accumulator battery of emf 6V is 10(Omeg...

    Text Solution

    |

  5. Find the value of i(1)//I(2)in figure if where R=10(Omega)

    Text Solution

    |

  6. Consider N=n(1)n(2)indentical cells, each of emf(epsilon) and internal...

    Text Solution

    |

  7. A battery of emf 100V and a resistor of resistance 10k(Omega)are joine...

    Text Solution

    |

  8. If the reading of ammeter A(1)in figure is 2.4 A, what will the ammete...

    Text Solution

    |

  9. The resistance of the rheostat shown in figure is 30(Omega). Neglectin...

    Text Solution

    |

  10. Three bulbs,each having a resistance of 180(Omega)are connected in par...

    Text Solution

    |

  11. Suppose you have three resistor of (20 Omega),(50 Omega)and (100 Omega...

    Text Solution

    |

  12. A bulb is made using two filaments.A switch selects whether the filame...

    Text Solution

    |

  13. 100A exists in the 5k(Omega) resistor, find the currents in the other ...

    Text Solution

    |

  14. An ideal battery sends a current of 5A in a resistor. When another res...

    Text Solution

    |

  15. Find the equivalent resistances of the network shown in figurebetween ...

    Text Solution

    |

  16. A wire of resistance 15.0(Omega)is bent to form a regular hexagon ABCD...

    Text Solution

    |

  17. Consider the circuit shown in figure.Find the current through the10(Om...

    Text Solution

    |

  18. Find the currents through the three resistors shown in Figure

    Text Solution

    |

  19. Shown a part of an electric circuit, The potentials at the points a,b,...

    Text Solution

    |

  20. Each of the resistors shown in figure has a resistances of 10(Omega)an...

    Text Solution

    |