Home
Class 12
PHYSICS
Seven identical cells each of e.m.f. E a...

Seven identical cells each of e.m.f. E and internal resistance r are connected as shown . The potential difference between A and B is

A

7E

B

E

C

6E

D

Zero

Text Solution

Verified by Experts

The correct Answer is:
4
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION-C(OBJECTIVE TYPE QUESTION ))|3 Videos
  • CURRENT ELECTRICITY

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION-E (ASSERTION-REASON TYPE QUESTION)|13 Videos
  • CURRENT ELECTRICITY

    AAKASH INSTITUTE|Exercise ASSIGNMENT(SECTION-A(OBJECTIVE TYPE QUESTIONS))|59 Videos
  • COMMUNICATION SYSTEMS

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION D (Assertion-Reason)|10 Videos
  • DUAL NATURE OF RADIATION AND MATTER

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION-D)|10 Videos

Similar Questions

Explore conceptually related problems

Four idential cells each having e.m.f. E, internal resistance r are connected as shown in figure. Find the potential difference between: (i) A and B (ii) A and C

N identical current sources each of emf E and internal resistance r are connected to form a closed loop as shown in figure. The potential difference between points A and B which divides the circuit into n and (N-n) units is

Two identical batteries, each having emf of 1.8 V and of equal internal resistances are connected as shown in the figure. Potential difference between A and B will be equal to (Ignore the resistance of lead wires)

n identical cells each of e.m.f. E and internal resistance r are connected in series. An external resistance R is connected in series to this combination. The current through R is

n identical cells, each of emf E and internal resistance r, are joined in series to form a closed circuit. Find the potential difference across any one cell.

Two cells e_(1) and e_(2) connected in opposition to each other as shown in figure. The cell of emf 9 V and internal resistance 3Omega the cell is of emf 7V and internal resistance 7Omega . The potential difference between the points A and B is

For what value of load resistance, the power transfer is maximum when two identical cells each of emf E and internal resistance r are connected (a) in series (b) in parallel.

If n identicals cells, each of emf E and internal resistance r, are connected in series. If two ends of this combination of cells are joined to each other without any external resistance. What will be the terminal potential difference across each cell?

AAKASH INSTITUTE-CURRENT ELECTRICITY-ASSIGNMENT SECTION-B(OBJECTIVE TYPE QUESTION ))
  1. The equivalent resistance between A and B in the following figure is ...

    Text Solution

    |

  2. Two electric bulbs A and B rated 200V - 100W and 200 V - 60 W are conn...

    Text Solution

    |

  3. A current i passes through a wire of length l , radius of cross-sectio...

    Text Solution

    |

  4. The power consumption by the circuit shown in figure at steady state i...

    Text Solution

    |

  5. The current I through a conductor varies with time t as shown in figur...

    Text Solution

    |

  6. The current drawn by the battery in the situation shown in figure is

    Text Solution

    |

  7. In the situation shown, the current in arm PQ will be

    Text Solution

    |

  8. Seven identical cells each of e.m.f. E and internal resistance r are c...

    Text Solution

    |

  9. In the situation shown, resistance R(1),R(2) and R(3) are in the ratio...

    Text Solution

    |

  10. In the situation shown in figure , an ideal ammeter is connected acros...

    Text Solution

    |

  11. Two cells when connected in series are balanced on 6 m on a potentiome...

    Text Solution

    |

  12. The resistance between the terminal point P and Q of the given infini...

    Text Solution

    |

  13. Half part of a wire of resistance R is stretched to make it 1% longer ...

    Text Solution

    |

  14. The effective resistance between A and B in the network shown is

    Text Solution

    |

  15. In the circuit shown, the potential differences, V(1) ( between A and ...

    Text Solution

    |

  16. A wire of length l and area A is connected to an ideal battery . The d...

    Text Solution

    |

  17. A resistor R(1) dissipates the power P when connected to a certain gen...

    Text Solution

    |

  18. In the circuit shown, the current I will be zero when R is

    Text Solution

    |

  19. In an experiment, a graph was plotted of the potential difference V be...

    Text Solution

    |

  20. The current flowing through the cell in the circuit shown is

    Text Solution

    |