Physics · Moving Charges and Magnetism
What is the function of the soft iron core placed inside the coil of a moving coil galvanometer?
- 1To provide mechanical support to the pointer assembly
- 2To concentrate magnetic field lines, making the field radial and strong✓
- 3To reduce the net magnetic field strength
- 4To increase the electrical resistance of the coil
Correct answer
To concentrate magnetic field lines, making the field radial and strong
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