engineering recuitment DRDO Technician A 2022 Mock Test Series (Tier I) Electronic Mechanic Measuring Instruments Measuring Instruments and Devices
How will you convert a 25 μA ammeter having an internal resistance of 500 Ω into 10 A ammeter?
1
By connecting 12.5 mΩ resistance in series
2
By connecting 12.5 mΩ resistance in shunt
3
By connecting 1.25 mΩ resistance in series
4
By connecting 1.25 mΩ resistance in shunt