In the absence of applied potential, the electric current flowing through a metallic wire is zero because |
|
a) |
The electrons remain stationary |
b) |
The electrons are drifted in random direction with a speed of the order of |
c) |
The electrons move in random direction with a speed of the order close to that of velocity of light |
d) |
Electrons and ions move in opposite direction |
In the absence of applied potential, the electric current flowing through a metallic wire is zero because |
|
a) |
The electrons remain stationary |
b) |
The electrons are drifted in random direction with a speed of the order of |
c) |
The electrons move in random direction with a speed of the order close to that of velocity of light |
d) |
Electrons and ions move in opposite direction |
(c) At room temperature, the free electrons in a conductor move randomly with speed of the order of |