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Electric Circuit and Circuit Diagram

a Complete th...

Question

(a) Complete the circuit given in Fig. 9.17 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.

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Solution

(a)

(b)

(c) A rheostat is used to control the current in the circuit.

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