Home
Class 12
PHYSICS
Is electric current a scalar or a vector...

Is electric current a scalar or a vector ? Why?

Text Solution

Verified by Experts

Electric current is a scalar because it does not obey the vector law of addition.
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    U-LIKE SERIES|Exercise SHORT ANSWER QUESTIONS|42 Videos

  • CURRENT ELECTRICITY

    U-LIKE SERIES|Exercise LONG ANSWER QUESTIONS - I|47 Videos

  • CURRENT ELECTRICITY

    U-LIKE SERIES|Exercise ASSERTION-REASON TYPE QUESTIONS|5 Videos

  • CBSE SAMPLE QUESTION PAPER 2019-20 (SOLVED)

    U-LIKE SERIES|Exercise SECTION D|6 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    U-LIKE SERIES|Exercise SELF ASSESSMENT TEST SECTION-C (VERY SHORT ANSWER QUESTIONS)|3 Videos

Similar Questions

Explore conceptually related problems

Is electric potential a scalar or a vector quantity?

Is power a scalar or vector ?

Is magnetic field a scalar or a vector?

Is electric field inensity a scalar or vector quantity? Give its S.I. unit .

Is moment of inertia a scalar or a vector ?

Is force a scalar or Vector?

Is momentum is scalar or vector?

Is electric current a vector or scalar quantity ? Explain

Is displacement a scalar or a vector quantity?

U-LIKE SERIES-CURRENT ELECTRICITY -VERY SHORT ANSWER QUESTIONS
  1. Is electric current a scalar or a vector ? Why?

    Text Solution

    |

  2. Why is the terminal voltage of a cell less than its emf?

    Text Solution

    |

  3. What is the difference between terminal voltage and emf of a cell ?

    Text Solution

    |

  4. A wire of resistivity rho is stretched to twice its length. What will ...

    Text Solution

    |

  5. electrical conductivity, has the SI unit "ohm-metre”. Identify the phy...

    Text Solution

    |

  6. Define electrical conductivity of a metallic wire. Write its SI unit.

    Text Solution

    |

  7. Show variation of resistivity of copper as a function of temperature i...

    Text Solution

    |

  8. Show on a graph the variation of resistivity with temperature for a ty...

    Text Solution

    |

  9. A wire of resistance 8R is bent in the form of a circle. What is the e...

    Text Solution

    |

  10. Define the term 'drift velocity' of charge carriers in a conductor and...

    Text Solution

    |

  11. Write the expression for the drift velocity of charge carriers in a co...

    Text Solution

    |

  12. How does drift velocity of electrons in a metallic conductor vary with...

    Text Solution

    |

  13. A conductor of length L is connected across d.c. source of emf epsi . ...

    Text Solution

    |

  14. Two conducting wires X and Y of same diameter but different materials ...

    Text Solution

    |

  15. I-V graph for a given metallic wire at two temperatures T1 and T2 is a...

    Text Solution

    |

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

    Text Solution

    |

  17. Nichrome and copper wires of same length and same radius are connected...

    Text Solution

    |

  18. Write an expression for the resistivity of a metallic conductor showin...

    Text Solution

    |

  19. Why are alloys, manganin and constantan used to make standard resistan...

    Text Solution

    |

  20. When electrons drift in a metal from lower to higher potential, does i...

    Text Solution

    |