Home
Class 12
PHYSICS
How many cells each marked (6V-12A) shou...

How many cells each marked `(6V-12A)` should be connected in mixed grouping so that it may be marked `(24V-24A)`

A

4

B

8

C

12

D

6

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise EXERCISE - II|84 Videos
  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise PROBLEMS (LEVEL-II)|26 Videos
  • DUAL NATURE OF RADIATION AND MATTER

    AAKASH SERIES|Exercise PRACTICE EXERCISEX|44 Videos
AAKASH SERIES-CURRENT ELECTRICITY-EXERCISE - III
  1. A 6 V cell with 0.5Omega internal resistance , a 10 v cell with 1Omeg...

    Text Solution

    |

  2. For a cell, the graph between the p.d.(V) across the terminals of the ...

    Text Solution

    |

  3. How many cells each marked (6V-12A) should be connected in mixed group...

    Text Solution

    |

  4. Three equal resistance each of 3Omega are in series and connected to c...

    Text Solution

    |

  5. The P.d between the terminals A&B is

    Text Solution

    |

  6. Eels are able to generate current with biological cells called electro...

    Text Solution

    |

  7. In the circuit shown, current flowing through 25V cell is

    Text Solution

    |

  8. A cell of emf epsilon and internal resistance r is connected across a ...

    Text Solution

    |

  9. The current through 10Omega resister in the figure is approximately

    Text Solution

    |

  10. A current of 3A flows in a circuit the potential difference between th...

    Text Solution

    |

  11. A bettery of 10 V and negligible internal resistance is connected acro...

    Text Solution

    |

  12. In the circuit shown in the figure, if potential at point A is taken t...

    Text Solution

    |

  13. The current I drawn from the 5 volt source will be

    Text Solution

    |

  14. A metallic conductor at 10^(@)C connected in the left gap of meter bri...

    Text Solution

    |

  15. When a conducting wire is connected in the right gap and known resista...

    Text Solution

    |

  16. In a metere bridge. The balance length from left end (standard resista...

    Text Solution

    |

  17. A battery of internal resistance 4Omega is connected to the network of...

    Text Solution

    |

  18. In a metre bridge , the gaps are enclosed by resistances of 2omega and...

    Text Solution

    |

  19. The resistances in the two arms of the mater bridge are 5Omega and ROm...

    Text Solution

    |

  20. A student finds the balancing length to be .l. with a cell of constant...

    Text Solution

    |