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संबंधित प्रश्न
State three differences between the primary and secondary cells.
Write symbol and state function of following component in an electric circuit : key
(a) Complete the circuit given in Fig. by inserting between the terminals A and C. an ammeter.
(b) In the diagram, mark the polarity at the terminals of ammeter and indicate clearly the direction of flow of current in the circuit when the circuit is complete.
(c) Name and state the purpose of Rh in the circuit.
Explain the concept of electric potential difference in terms of work done in transferring the charge.
Explain why does a metal wire when connected to a cell offer resistance to the flow of current.
Why does the filament of an electric bulb in an electric circuit get white-hot, but not the connecting wires?
What do you mean by the potential difference? Write its SI unit.
