Home
Class 11
PHYSICS
An electric current of 16 A exists in a ...

An electric current of `16 A` exists in a metal wire of cross section `10^(-6)"M"^(2)` and length 1m. Assuming one free electron per atom. The drift speed of the free electron in the wire will be `(0.00x)m//s.` Find value of x.
`("Density of metal"= 5xx10^(3)"kg"//"m"^(3), "atomic weight"=60)`

Text Solution

Verified by Experts

The correct Answer is:
2
Promotional Banner

Topper's Solved these Questions

  • COMMUNICATION SYSTEM

    DC PANDEY|Exercise Only One Option is Correct|27 Videos

  • ELASTICITY

    DC PANDEY|Exercise Medical entrances s gallery|21 Videos

Similar Questions

Explore conceptually related problems

An electric current of 16 A exists in a metal wire of cross section 10^(-6) m^(2) and length 1 m. Assuming one free electron per atom. The drift speed of the free electrons in the wire will be (Density of metal = 5 xx 10^(3) kg//m^(3) atomic weight = 60)

A current of 1.0 A exists in a copper wore of cross-section 1.0mm^(2) .Assuming one free electron per atonm calculate the drift speed of the free electrons in the wire.The density of copper is 9000kgm^(-3) .

The current in a metal wire of cross-sectional area 10^(-6)m^(2) is 1.6A .If the free electron density of the metal is 8times 10^(28)m^(-3) then the drift speed of electrons is

A current of 1.34A exists in a copper wire of cross-section 1.0mm^(2) . Assuming eac copper atom contributes one free eectron. Calculate the drift speed of the free electrons in the wire. The density of copper is 8990 kg// m^(3) and atom ic mass=63.50.

There is a current of "4.0A" in a wire of cross-sectional area 10^(-6)m^(2) .If the free electron density in wire is 10^(28)m^(-3) ,the drift velocity is :

A current 4.0 A exist in a wire of cross-sectional area 2.0 mm^(2) . If each cubic metre of the wire contains 12.0xx10^(28) free electrons, then the drift spped is

A current of 4.8 A is flowing in a copper wire of cross-sectional area 3xx10^(-4) m^(2) . Find the current density in the wire.

A current of 10 A is maintained in a conductor of cross-section 1 cm^(2) . If the free electron density in the conductor is 9 xx 10^(28) m^(-3) , then drift velocity of free electrons is

DC PANDEY-CURRENT ELECTRICITY-All Questions
  1. Three electric bulbs of 200 W and 400 W are shown in figure. The resu...

    Text Solution

    |

  2. In the circuit shown it figure ,a voltmeter of internal resistance R, ...

    Text Solution

    |

  3. An electric current of 16 A exists in a metal wire of cross section 10...

    Text Solution

    |

  4. Two wires A and B made of same material and having their lengths in th...

    Text Solution

    |

  5. In the given circuit diagram find the potential difference across 2 Om...

    Text Solution

    |

  6. In the circuit shown in figure ,find the ratio of currents i(1)//i(2).

    Text Solution

    |

  7. Find the current ( in ampere) through wire XY of the circuit shown in ...

    Text Solution

    |

  8. the current in resistance R(3) in the given circuit is 2/x A. Find the...

    Text Solution

    |

  9. In the circuit as shown in figure , the reading of ammeter (ideal) in ...

    Text Solution

    |

  10. For the potentiometer arrangement shown in the figure, length of wire ...

    Text Solution

    |

  11. For the arrangement of the potentimeter shown in the figure, The balan...

    Text Solution

    |

  12. the current developed in a real conductor is given I=aV^(1//2), where ...

    Text Solution

    |

  13. The resistance of a series combination of the resistance is S. when t...

    Text Solution

    |

  14. The following sets of values for C(v) and C(p) of an ideal gas have be...

    Text Solution

    |

  15. A diatomic ideal gas undergoes a thermodynamic change according to the...

    Text Solution

    |

  16. P - T diagram is shown in Fig. Choose the corresponding V - T diagram.

    Text Solution

    |

  17. A small quantity mass m, of water at a temperature theta ("in " ^(@)C)...

    Text Solution

    |

  18. Two rods having length l(1) and l(2), made of materials with the linea...

    Text Solution

    |

  19. A wall has two layers A and B, each made of different material. Both t...

    Text Solution

    |

  20. A wall consists of alternating blocks withlength 'd' and coefficient o...

    Text Solution

    |