Asked by | 30th Jan, 2009, 06:33: AM
In this case a coil is placed in a magnetic field. When current flows through the coil it gets deflected as it experiences a torque.
The deflection of the coil is measured by the movement of a pointer. Thus more the current, more the deflection.
Answered by | 30th Jan, 2009, 11:38: AM
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