In a portable instrument, the controlling torque is provided by
A. spring
B. gravity
C. eddy currents
D. all of the above
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Answer: A
Share your understanding of this question with the correct explanation.
In a portable instrument, the controlling torque is provided by
A. spring
B. gravity
C. eddy currents
D. all of the above
Answer: A
Share your understanding of this question with the correct explanation.