Electronics and Communication Engineering - Measurements and Instrumentation - Discussion

Discussion Forum : Measurements and Instrumentation - Section 2 (Q.No. 41)
41.
If eddy current damping is to be used, the disc of instrument should be
non-conducting and non-magnetic
conducting and magnetic
conducting and non-magnetic
non-conducting and magnetic
Answer: Option
Explanation:

Disc must be conducting otherwise eddy currents can not flow. It must be non-magnet, i.e., so that it does not affect the measurement.

Discussion:
Be the first person to comment on this question !

Post your comments here:

Your comments will be displayed after verification.