Home
Class 12
PHYSICS
What is electic current?...

What is electic current?

Promotional Banner

Topper's Solved these Questions

  • COMMUNICATION SYSTEM

    R G PUBLICATION|Exercise EXERCISE|62 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    R G PUBLICATION|Exercise EXERCISE|79 Videos

Similar Questions

Explore conceptually related problems

9.363xx10^19 electrons pass,through an area per minute. What is,the electric current?

What is eddy current? State two applications of eddy current.

What is needed to cause an electric current?

Explain what is observed when: Direct electric current is passed through colloidal sol.

What is photoelectric effect? Why is photo electric current proportional to the intesity of incident radiation?

What is meant by Heating effect of electric current.

R G PUBLICATION-CURRENT ELECTRICITY-EXERCISE
  1. What is the difference between electric current and electric current d...

    Text Solution

    |

  2. What is a shunt? What is its use?

    Text Solution

    |

  3. What is electic current?

    Text Solution

    |

  4. Show that for a conductor R = P l/A where L is the length and A is the...

    Text Solution

    |

  5. What is the resistivity and current density? Give their SI unit.

    Text Solution

    |

  6. Define conductivity.

    Text Solution

    |

  7. What is the drift velocity of electrons in a conductor? Establish the ...

    Text Solution

    |

  8. What is mobility?Give its SI unit.

    Text Solution

    |

  9. Draw the characteristic curve of a diode of voltage V versus current I...

    Text Solution

    |

  10. What is resistors? Why resistors are made mostly from carbon?

    Text Solution

    |

  11. Distinguish between conductors and insulators .Give examples.

    Text Solution

    |

  12. What is semiconductors? Give examples.

    Text Solution

    |

  13. "To reduce power dissipation in the connecting wires between different...

    Text Solution

    |

  14. What is internal resistance of a cell?

    Text Solution

    |

  15. State and explain Kirchhoff's rules used for analysis of an electric c...

    Text Solution

    |

  16. State and explain Kirchhoff's rules used for analysis of an electric c...

    Text Solution

    |

  17. Give the experimental procedure to find out the internal resistance o...

    Text Solution

    |

  18. What is the principle of a meter bridge.

    Text Solution

    |

  19. What is specific resistance of a conductor? How it is related to elect...

    Text Solution

    |

  20. The resistance of a Cu wire at 20^@C is 200Omega what is the resistanc...

    Text Solution

    |