Home
Class 10
PHYSICS
a] Obtain an expression for the equivale...

a] Obtain an expression for the equivalent resistance of three resistors connected in series. Also write the expressions for current and voltage in the circuit.
b] Mention any two advantages of connecting resistors in series.

Promotional Banner

Topper's Solved these Questions

  • ELECTRICITY

    ZEN PUBLICATION|Exercise ZEN ADDITIONAL QUESTIONS SECTION (MULTIPLE CHOICE QUESTIONS)|60 Videos

  • ELECTRICITY

    ZEN PUBLICATION|Exercise ZEN ADDITIONAL QUESTIONS SECTION (SHORT ANSWER TYPE 2 QUESTIONS)|24 Videos

  • LIGHT - REFLECTION AND REFRACTION

    ZEN PUBLICATION|Exercise ZEN ADDITIONAL QUESTIONS SECTION (LONG ANSWER [LA] QUESTIONS)|30 Videos

Similar Questions

Explore conceptually related problems

Obtain an expression for equivalent resistance of two resistors connected in parallel.

Obtain an expression for equivalent resistance of two resistors connected in a series combination.

Derive an expression of affective resistance of four resistors connected in parallel.

Obtain an expression for effective Capacitance of two Capacitors Connected in series.

Obtain an expression for the equivalent emf and internal resistance of two cells connected in parallel.

What happens to the effective resistance when two resistors are connected in series?

ZEN PUBLICATION-ELECTRICITY-ZEN ADDITIONAL QUESTIONS SECTION (LONG ANSWER QUESTIONS)
  1. How will you infer with the help of an experiment that the same curren...

    Text Solution

    |

  2. How will you conclude that the same potential difference [voltage] exi...

    Text Solution

    |

  3. a] Obtain an expression for the equivalent resistance of three resisto...

    Text Solution

    |

  4. a] Derive an expression for the equivalent resistance of three resisto...

    Text Solution

    |

  5. a] What is the function of fuse in an electric circuit? b] What woul...

    Text Solution

    |

  6. a] State Ohm's law. Write it in the form of equation and give graphica...

    Text Solution

    |

  7. What is meant by resistance of conductor? Name and define its Sl unit....

    Text Solution

    |

  8. A household uses the following electrical appliances: i] Refrigerato...

    Text Solution

    |

  9. i] List the differences between electrical resistance and resistivity ...

    Text Solution

    |

  10. i] Heating elements of electrical heating devices is made up of an all...

    Text Solution

    |

  11. Obtain an expression for the heat produced in a conductor when a volta...

    Text Solution

    |

  12. Compare the power used in the 2Omega resistor in each of the following...

    Text Solution

    |

  13. a] Define electric resistance of a conductor. b] List the factors on...

    Text Solution

    |

  14. State Ohm's law? How can it be verified experimentally? Does it hold g...

    Text Solution

    |

  15. What is electrical resistivity of a material? What is its unit? Descri...

    Text Solution

    |

  16. How will you infer with the help of an experiment that the same curren...

    Text Solution

    |

  17. How will you conclude that the same potential difference [voltage] exi...

    Text Solution

    |

  18. a] Obtain an expression for the equivalent resistance of three resisto...

    Text Solution

    |

  19. a] Derive an expression for the equivalent resistance of three resisto...

    Text Solution

    |

  20. a] What is the function of fuse in an electric circuit? b] What woul...

    Text Solution

    |