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प्रश्न
How many kinds of charges have you come across?
एका वाक्यात उत्तर
उत्तर
There are two kinds of charges - positive and negative charges.
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Direction of the Electric Current - Conventional and Electronic Flow
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संबंधित प्रश्न
Figure. below shows two conductors A and B. Their charges and potentials are given in diagram. State the direction of (i) flow of electrons and (ii) flow of current, when both the conductors are joined by a metal wire.
What is the number of electrons that would flow per second through the cross-section of a wire when 1 A current flows in it?
Name the instrument used to measure the magnitude of the current flowing in the circuit.
Which has a greater resistance: an ammeter or a voltmeter?
Find the number of electrons that would flow per second through the cross-section of a wire when 1 A current flows in it.
Define the electrical resistance of a metal. Write its SI unit.
True or False – If False give the correct answer
Electron flow is in the same direction to conventional current flow.
milli ampere: micro ampere : : 10-3A : ______.
The direction opposite to the movement of electron is called ______ current.
Problems for practice:
If 50 coulomb of electric charge flows through a wire in five minutes, calculate the current in the wire?
