Home
Class 11
PHYSICS
Derive the expression for Eeq and req wh...

Derive the expression for `E_eq` and `r_eq` when two cells are connected in parallel.

Promotional Banner

Topper's Solved these Questions

  • Annual Exam

    CHETANA PUBLICATION|Exercise EXERCISE|51 Videos

  • ELECTROMAGNETIC WAVES AND COMMUNICATON SYSTEM

    CHETANA PUBLICATION|Exercise EXERCISE|141 Videos

Similar Questions

Explore conceptually related problems

If two solar cells are connected in parallel then

Answer the following. Derive the expression for equivalent resistance in parallel combination.

Derive the expression for resistances connected in series.

Derive the expression for the resistances connected inparallel.

What is the effective resistance when two or more resistors are connected in parallel?

When two resistors are connected in series, their effective resistance is 80 Omega . When : they are connected in parallel, their effective resistance is 20 Omega . What are the values of the two resistances?

Answer the following question: Obtain an expression for the effective resistance when a number of resistors are connected in parallel.

Derive an expression for the effective capacitance of three capacitors connected in parallel.

Derive the expression for the scalar product of two vectors in "component form".

When two resistors are connected in seriesthe total resistance is 80Omega and if the same resistors are connected in parallel the total resistance becomes 20Omega .Find the individual resistors.

CHETANA PUBLICATION-ELECTRIC CURRENT THROUGH CONDUCTORS-EXERCISE
  1. State the advantages of cells in series.

    Text Solution

    |

  2. State the advantages and disadvantages of cells in parallel

    Text Solution

    |

  3. Derive the expression for Eeq and req when two cells are connected in ...

    Text Solution

    |

  4. State different types of electrical cells.

    Text Solution

    |

  5. Explain hydrogen fuel cell vehicles are more environment friendly

    Text Solution

    |

  6. Distinguish between cells in series and cells in parallel.

    Text Solution

    |

  7. Distinguish between primary cells and secondary cells.

    Text Solution

    |

  8. Find the steady curent flowing through a metal wire when 3 xx 10^8 ele...

    Text Solution

    |

  9. A current of 800 mA is passed through an electric lamp for one minute....

    Text Solution

    |

  10. Write down in order the colours of bands for the following carbon resi...

    Text Solution

    |

  11. Write down in order the colours of bands for the following carbon resi...

    Text Solution

    |

  12. Find the values of the resistors with the following colour code: Gree...

    Text Solution

    |

  13. Find the values of the resistors with the following colour code: Grey...

    Text Solution

    |

  14. Find the resistance of a copper cable of length 8 km, diameter 3mm, if...

    Text Solution

    |

  15. Calculate the specific resistance of the material of a wire having a r...

    Text Solution

    |

  16. A current of 0.4 A flows through a lamp, when a P.D. of 230 V is appli...

    Text Solution

    |

  17. An electric lamp is rated 40 W, 100 V. Find the current in the lamp an...

    Text Solution

    |

  18. The resistance of a tungsten wire is 1000 Omega at 0^@C and 1045 Omega...

    Text Solution

    |

  19. The emf of a battery is 21 volt. When it sends a current of 1 ampere t...

    Text Solution

    |

  20. What current flowing through a resistance coil of 10 ohm would produce...

    Text Solution

    |