Home
Class 11
PHYSICS
State Ohm's law....

State Ohm's law.

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

Name the following Conductors which do not obey Ohm's law

Choose correct alternative. Ohm's law is valid for A. only metallic conductors B. Insulators C. non-metallic conductors D. only conductor

State Gaus's law.

The following figure shows the symbols for components used in the accompanying electrical circuit. Place them at proper places and complete the circuit Which law can you proves with the helpof the above cirrcuit? State expression of Ohm's law.

Explain the limitations of Ohm's law.

True or false According to Ohm's law, V=Ixxt

Obtain balancing condition in case of Wheatstone's network. (By using Ohm's law.)

In Gallium Arsenide material, Ohm's law does not hold good because

State the law: Mendeleev's Periodic law.

State the laws/ Define Newlands's Law of octaves:

CHETANA PUBLICATION-ELECTRIC CURRENT THROUGH CONDUCTORS-EXERCISE
  1. The magnitude of current density in a copper wire is 500 A//cm^2. If t...

    Text Solution

    |

  2. A copper wire of radius 0.6 mm carries a current of 1A. Assuming the c...

    Text Solution

    |

  3. State Ohm's law.

    Text Solution

    |

  4. Explain the resistance of a conductor. State its unit and dimension.

    Text Solution

    |

  5. Define S.I. unit of resistance.

    Text Solution

    |

  6. Draw VI. curve of a conductor.

    Text Solution

    |

  7. Define conductance. State its unit and dimension

    Text Solution

    |

  8. Derive the relation between electric field and current density.

    Text Solution

    |

  9. Show that σ = \(\frac{ne^2\tau}{m}\). Where symbols have usual meaning...

    Text Solution

    |

  10. A Flashlight usestwo 1.5V batteries to provide a steady current of 0.5...

    Text Solution

    |

  11. DC current flows in a metal piece of non-uniform cross-section. Which ...

    Text Solution

    |

  12. Explain the limitations of Ohm's law.

    Text Solution

    |

  13. Distinguish between ohmic substances and non-ohmic substances.

    Text Solution

    |

  14. Define the expression for power. State its unit.

    Text Solution

    |

  15. Explain the heating effect of electric current.

    Text Solution

    |

  16. An electric heater takes 6A current from a 230V supply line, calculate...

    Text Solution

    |

  17. The heating element connected to 230V draws a current of 5A. Determine...

    Text Solution

    |

  18. What are resistors? State its types and uses.

    Text Solution

    |

  19. Explain the colour code system for resistors.

    Text Solution

    |

  20. Find the value of resistances for the following colour code. Blue Gr...

    Text Solution

    |