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MHT CET Physics question

PhysicsCurrent ElectricityMHT CET

What resistance should be connected in series with a 0.5 A ammeter to convert it into a 15 V voltmeter? (given that the resistance of the ammeter is 2 )

Answer: (D)

Solution

Full-scale current is 0.5 A, so total resistance and series resistance ; 10, 5 and 15

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Question ID VK-078568