A steady current is set up in a metallic wire of non-uniform cross-section. How is the rate of flow of electrons ( ) related to the area of cross-section ( )? |
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a) |
b) |
c) |
d) |
is independent of |

A steady current is set up in a metallic wire of non-uniform cross-section. How is the rate of flow of electrons ( ) related to the area of cross-section ( )? |
|||||||

a) |
b) |
c) |
d) |
is independent of |

1 Answer

127 votes

Rate of flow of electrons in a conductor is low but number density of free electrons in a conductor is very high. The drifting of electrons over the entire length of the conductor contributes to the current throughout the conductor |

127 votes

127