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stray magnetic field
GATE Electrical Engineering · Instruments · 1992-2003
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The effect of stray magnetic fields on the actuating torque of a portable instrument is maximum when the operating field of the instrument and the stray fields are
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1992 PYQ
An unshielded moving iron voltmeter is used to measure the voltage in an a.c. circuit. If a stray d.c. magnetic field having a component along the axis of the meter coil appears, t...
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