1.

Which of the following instruments does not have plus (+) or minus (–) sign marked on it while representing in a circuit diagram?(1) Rheostat(2) Voltmeter(3) Ammeter(4) Cell

Answer» Which of the following instruments does not have plus (+) or minus (–) sign marked on it while representing in a circuit diagram?

(1) Rheostat

(2) Voltmeter

(3) Ammeter

(4) Cell


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