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Electronics and Communication Engineering - Measurements and Instrumentation - Discussion

Discussion Forum : Measurements and Instrumentation - Section 8 (Q.No. 9)
Measurements and Instrumentation
9.
An electrodynamometer instrument has the advantage of
freedom from hysteresis and eddy currents because air cored coils are used
freedom from hysteresis and eddy currents because cores of coils have special ferromagnetic material
high torque/weight ratio
low cost
Answer: Option
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