Electronics and Communication Engineering - Measurements and Instrumentation - Discussion

Discussion Forum : Measurements and Instrumentation - Section 8 (Q.No. 29)
29.

Assertion (A): Electrodynamic instrument is not used as ammeter or voltmeter.

Reason (R): Electrodynamic instrument is more costly than PMMC and moving iron instrument.

Both A and R are true and R is correct explanation of A
Both A and R are true but R is not correct explanation of A
A is true R is false
A is false R is true
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Matiullah kakar said:   2 years ago
I think option D is correct because electrodynamics can be an ammeter and voltmeter.

Rahul said:   8 years ago
Because it is transducer & it is used in magnetic flow meter.

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