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प्रश्न
In transferring 1.5 C charge through a wire, 9 J of work is needed. Find the potential difference across the wire.
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उत्तर
Potential difference (V) = `"work done (W)" / "charge (q)"`
Or, V = `9/1.5` = 6 volt.
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संबंधित प्रश्न
Explain the concept of electric potential difference in terms of work done in transferring the charge.
How are the potential difference (V), current (l) and resistance (R) related?
How many electrons constitute one unit electric charge in SI system?
What do you understand by the term electric resistance?
The following Figure represents a negatively charged gold Ieaf electroscope. Label the parts, P, Q, and R and the estate whether each is an insulator or a conductor. Also, indicate the distribution of charges on the system in the diagram.
Label the different parts A, B, C, D, E, and F. State the functions of each part. Show in the diagram the direction of flow of current.
What do you mean by the potential difference? Write its SI unit.
