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electronics and communication engineering measurements and instrumentation
1. To avoid creep in an energy meter
(A): the potential coil is made of very thin wire
(B): two holes are cut in the disc on opposite sides of spindle
(C): two shading bands are put on series magnet
(D): two shading bands are put on shunt magnet
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By: guest on 02 Jun 2017 01.01 am
When a hole comes under a pole of upper electromagnet the disc becomes stationary. Thus creep is avoided.
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