Question

How is ammeter and voltmeter different from galvanometer?

Answer 1

Ammeter and Voltmeter are used to measure electric current and potential difference respectively but galvanometer is used only to detect whether there is a charge in a circuit and it's direction.

Answer 2

ammeter measure the amount of current

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voltmeter measure the amount of potential difference

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galvanometer only deflects when current flow

it is only used for knowing current flow or not

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