Home
Class 10
PHYSICS
Define electric power. Derive relation b...

Define electric power. Derive relation between power, potential difference and resistance.

Text Solution

Verified by Experts

The rate at which electric energy is dissipated or consumed in an electric circuit is called electric power P`=(V^(2))/(R)`
Promotional Banner

Topper's Solved these Questions

  • ELECTRICITY

    OSWAAL PUBLICATION|Exercise NCERT CORNER ( Intext Questions )|23 Videos

  • ELECTRICITY

    OSWAAL PUBLICATION|Exercise Textbook Exercises|22 Videos

  • ELECTRICITY

    OSWAAL PUBLICATION|Exercise TOPIC-2 ( Short Answer Type Questions -II )|53 Videos

  • LIGHT-REFLECTION AND REFRACTION

    OSWAAL PUBLICATION|Exercise NCERT CORNER (TEXTBOOK EXERCISES)|15 Videos

Similar Questions

Explore conceptually related problems

Define electric potential

Define electric potential difference

Define power.

Define electrical resistance.

Derive a relation between electric field and potential

Define the term electric power. Write an expression for it.

OSWAAL PUBLICATION-ELECTRICITY-TOPIC-2 ( Long Answer Type Questions )
  1. Draw a schematic diagram of a circuit consisting of a battery of three...

    Text Solution

    |

  2. Two wires of equal length, one of copper and the other of manganin hav...

    Text Solution

    |

  3. Derive an expression for the equivalent resistance of three resistors ...

    Text Solution

    |

  4. Fuse of 3A, 5A and 10A are available. Calculate and select the fuse fo...

    Text Solution

    |

  5. What is meant by the statement that the resistance of a wire is 1 Omeg...

    Text Solution

    |

  6. Two identical resistors each of resistance 12 Omega are connected (i) ...

    Text Solution

    |

  7. How is a voltmeter connected in the circuit to measure the potential d...

    Text Solution

    |

  8. Explain the term : Heating effect of electric current.

    Text Solution

    |

  9. Derive an expression for the heat produced by electric current and sta...

    Text Solution

    |

  10. Why are electric bulbs filled with chemically inactive nitrogen or arg...

    Text Solution

    |

  11. State Ohm's law. Give mathematical relation between potentW difference...

    Text Solution

    |

  12. When a 12 V battery is connected across an unknown resistor there is a...

    Text Solution

    |

  13. Two wires X and Y are of equal length and have equal resistances. If t...

    Text Solution

    |

  14. Study the following current time graphs from two different sources. ...

    Text Solution

    |

  15. Calculate the resistance of the wire using the graph.

    Text Solution

    |

  16. How many 176Omega resistors (in parallel) are required to carry 5A on ...

    Text Solution

    |

  17. Define electric power. Derive relation between power, potential differ...

    Text Solution

    |

  18. Draw a labelled circuit diagram to study the relationship between the ...

    Text Solution

    |

  19. Find out the following in the electric circuit given in the figure. ...

    Text Solution

    |

  20. Two conductors A and B of resistances 5 Omega and 10 Omega respectivel...

    Text Solution

    |