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प्रश्न
There is a positively charged sphere A and negatively charged sphere B, such that they are brought in electrical contact by a copper wire.
In which direction electronic current flows?
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उत्तर
Sphere A is positively charged and sphere B is negatively charged.
Both spheres A and B are brought in electrical contact by a copper wire.
Electronic current flower from sphere B to sphere A i.e. from a body at lower potential to the body at higher potential.
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संबंधित प्रश्न
What is a primary cell?
State Ohm’s law.
Calculate the total number of electrons flowing through a circuit in 20 mins and 40 s, if a current of 40 μA flows through the circuit.
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State two characteristics of resistance in the parallel circuit.
State the factors on which the electrical resistance of a wire depends.
State three factors on which the resistance of a wire depends. Explain, how does the resistance depend on the factors stated by you.
