Choose the correct options for the following questions.
The free electrons in metals:
Difficulty: Hard
A:
Are in random motion and their speed depends upon temperature
B:
Move in a particular direction
C:
Move with speed of light
D:
Move such that their speed does not depend upon temperature
The rate at which the free electrons pass through any section of a metallic wire from right to left is:
Difficulty: Easy
A:
Greater than the speed at which they pass from left to right
B:
Less than the speed at which they pass from left to right
C:
The same at which they pass from left to right
D:
Any of above
If the ends of a wire are connected to a battery, an electric field E will be set up at:
Difficulty: Easy
A:
The ends of the wire only
B:
Mid point of the wire only
C:
Every point within the wire
D:
At nodes only
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