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प्रश्न
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उत्तर
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संबंधित प्रश्न
What transformation of energy takes place when current is drawn from a cell?
(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 why does a metal wire when connected to a cell offer resistance to the flow of current.
State the relation between electric current; the number of electrons moving in a circuit and time in seconds.
A bulb is connected to a cell. How is the resistance of circuit affected if another identical bulb is connected (i) in series, (ii) in parallel, with the first bulb?
