engineering recuitment GATE EE 2023-24 Test Series Electrical and Electronics Measurements Indicating Instruments PMMC Instrument
A moving coil instrument has the following data: Number of turn = 150, width of the coil = 25 mm depth of the coil = 35 mm. flux density in the gap = 0.1 wb/m2 if the control spring constant is 3 × 10-6 N-m/degree, then the deflection of the pointer when the coil carries a current of 10 mA is
1
38.33°
2
35.45°
3
43.75°
4
46.65°