1.

When the length of the wire is double than ammeter reading will be?

Answer»

ding of the ammeter decreases to half when the length of the wire is doubled. When length of wire is doubled, the resistance is also doubled, because resistance is directly proportional to length of wire. HENCE according to OHMS law for a GIVEN POTENTIAL DIFFERENCE, the current reduces to half.Hope it helpsPlease mark me brainliest



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