engineering recuitment BARC Stipendiary Trainee Category I 2023 Mock Test Electrical and Electronics Measurements Extension Ranges of Basic Meters
A permanent magnet moving coil ammeter having an internal resistance of 0.8 Ω has a full-scale division of (0-10) A. What value of the resistor should be added to increase its range to (0-50) A?
1
0.2 Ω in series with the meter
2
0.04 Ω in series with the meter
3
0.2 Ω in parallel with the meter
4
0.04 Ω in parallel with the meter