Home
Class 11
PHYSICS
Define the expression for power. State i...

Define the expression for power. State its unit.

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

Define Torque. State its unit.

Define emissive power of a body. State its unit and dimension.

Define impedance. State its SI unit.

State the expression for force acting per unit length of each of the straight wire conducting current. Hence define SI unit of electric current.

Derive the dimension eleic field state its unit.

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

Define absorptive power, state its unit and dimension.

Define surface tension. State its units and dimensions.

Define angular acceleration . State its unit.

Define angular momentum. State its unit.

CHETANA PUBLICATION-ELECTRIC CURRENT THROUGH CONDUCTORS-EXERCISE
  1. Explain the limitations of Ohm's law.

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  4. Explain the heating effect of electric current.

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  8. Explain the colour code system for resistors.

    Text Solution

    |

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

    Text Solution

    |

  10. Find the value of resistances for the following colour code. Brown Bl...

    Text Solution

    |

  11. Find the value of resistances for the following colour code. Red Red ...

    Text Solution

    |

  12. Find the value of resistances for the following colour code. Orange W...

    Text Solution

    |

  13. Find the value of resistances for the following colour code. Yellow V...

    Text Solution

    |

  14. Find the colour code for the following value of resistor having tolera...

    Text Solution

    |

  15. Find the colour code for the following value of resistor having tolera...

    Text Solution

    |

  16. Find the colour code for the following value of resistor having tolera...

    Text Solution

    |

  17. Find the colour code for the following value of resistor having tolera...

    Text Solution

    |

  18. Find the colour code for the following value of resistor having tolera...

    Text Solution

    |

  19. Write a note on rheostat.

    Text Solution

    |

  20. Derive the expression for resistances connected in series.

    Text Solution

    |