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Which part of the circuit contains the flow of current?
source side
The source side of the circuit includes all parts of the circuit between the positive side battery post and the load. The load is any device in the circuit that produces light, heat, sound or electrical movement when current is flowing. A load always has resistance and consumes voltage only when current is flowing.
How does a current flow in a circuit?
The direction of an electric current is by convention the direction in which a positive charge would move. Thus, the current in the external circuit is directed away from the positive terminal and toward the negative terminal of the battery. Electrons would actually move through the wires in the opposite direction.
Which wire has no current flowing through it?
The earth and neutral wires have no current flowing through them.
How does wire carry current?
The material flowing in wires carrying electricity is electrons and when a given number of electrons flow into a wire, an equal number must flow out. The wire is simply a pathway for the electrons to travel. These electrons are forced to move by an electrical potential difference between two points in the wire.
Why is there no current flow in the wire?
In an ideal power source no positive charge moves through it from plus to minus. The battery will only transport it from minus to plus through it’s interior. The only way for positive charge to reach the minus terminal is to move through the circuit – if there is no circuit leading there, it wouldn’t reach it.
Why is there no current flow between Point a and the junction next to the 4 V battery?
Why is there no current flow between point a and the junction next to the 4 V battery if there is a potential difference of 4 V between the points? In an ideal power source no positive charge moves through it from plus to minus. The battery will only transport it from minus to plus through it’s interior.
Why do free electrons not get attracted to positive terminal?
As you asked that why free electrons do not get attracted towards positive terminal, this is because if electrons gets attracted towards positive terminal the conductor will now have ions left in it and it cannot be stable. It should be in a complete molecule. At first, try to understand the working principle of a battery.
How does a positive charge move in a wire?
Positive charge in the wire piece moves towards that terminal – it is attracted – while equivalently electrons move away from it towards the other end of the wire piece, the point a. The electrons stop at a. Many charges move, so soon there are many electrons accumulating at point a.