railway RRB JE (CBT I + CBT II) Mock Test 2024 Electrical and Electronics Measurements Indicating Instruments MI Instruments
The two basic forms of moving-iron type voltmeter and ammeter, respectively, are:
1
Split-phase type and shaded-pole type
2
Induction type and electrostatic type
3
Attraction type and repulsion type
4
Permanent magnet type and electrodynamic type