Home
Class 12
PHYSICS
The internal resistance of a cell of e.m...

The internal resistance of a cell of e.m.f. 2 V is `0.1 Omega`. It is connected to a resistance of `3.9Omega`. The voltage across the cell will be

A

0.5 V

B

1.5 V

C

1.95 V

D

2 V

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • TEXTUAL QUESTIONS

    MODERN PUBLICATION|Exercise EXERCISE|507 Videos
  • STRUCTURE OF NUCLEUS

    MODERN PUBLICATION|Exercise EXERCISE|47 Videos
  • TEXUAL QUESTIONS

    MODERN PUBLICATION|Exercise EXERCISE|195 Videos

Similar Questions

Explore conceptually related problems

The internal resistance of a cell is the resistance of

Three identical cells each of 2 V and unknow internal resistance are connected in parallel. This combination is connected to a 5 ohm resistor. IF the terminal voltage across the cell is 1.5 volt, what is the internal resistance of each cell?

In an experiment to determine the internal resistance of a cell, the null point is obtained at 2 cm, when the cell is shnted by a resistance of 5Omega . When the cell is shunted by a resistance of 20Omega , the null point is obtained at 3 cm. Find the internal resistance of the cell.

Three identical cells of emf 4V each and unknown internal resistances are connected in parallel.The combination is connected to 10 ohm resistor. If terminal voltage across the cells is 2V, find internal resistance of each cell.

Three identical cells of emf 4V each and unknown internal resistances are connected in parallel.The combination is connected to 10 ohm resistor. If terminal voltage across the cells is 2V, find internal resistance of each cell.

MODERN PUBLICATION-TEXTUAL QUESTIONS-EXERCISE
  1. You are given several identical resistors each of value 10Omega and ea...

    Text Solution

    |

  2. When the key K is pressed at time t 0, then which of the following st...

    Text Solution

    |

  3. The internal resistance of a cell of e.m.f. 2 V is 0.1 Omega. It is co...

    Text Solution

    |

  4. For a Cell, the terminal potential difference is 2.2 V when circuit is...

    Text Solution

    |

  5. A current of 2A flows through a 2 ohm resistor when connected across a...

    Text Solution

    |

  6. A student measures the terminal potential difference (V) of a cell (of...

    Text Solution

    |

  7. Two batteries , one of e.m.f. 18 V and internal resistance 2Omega and ...

    Text Solution

    |

  8. A battery is charged at a potential of 15 V for 8 h when the current f...

    Text Solution

    |

  9. Two cells, having the same emf, are connected in series through an ext...

    Text Solution

    |

  10. Kirchoff's first law is based on the law of conservation of .......

    Text Solution

    |

  11. kirchoff's first and second laws are respectively based on law of cons...

    Text Solution

    |

  12. In a Wheatstone's brigde all the four arms have equal resistance R. If...

    Text Solution

    |

  13. The effective resistance between points A and B in the given circuit A...

    Text Solution

    |

  14. For the network shown in the figure , the value of the current I is

    Text Solution

    |

  15. A bridge circuit is shown in the figure. The equivalent resistance bet...

    Text Solution

    |

  16. The resistance of each arm of the wheat stone bridge is 10Omega. A res...

    Text Solution

    |

  17. In the circuit shown, if a conducting wire is connected between the po...

    Text Solution

    |

  18. In a metre bridge, the balancing length form the left end is focused t...

    Text Solution

    |

  19. Three resistance P, Q, R each of 2 Omega and an unknown resistance S f...

    Text Solution

    |

  20. An unknown resistance R(1) is connected is series with a resistance of...

    Text Solution

    |