Electronics and Communication Engineering - Measurements and Instrumentation - Discussion

Discussion Forum : Measurements and Instrumentation - Section 5 (Q.No. 17)

Measurements and Instrumentation

17.

Assertion (A): Moving iron instrument can be used on ac or dc.

Reason (R): In a moving iron instrument deflecting torque is proportional to square of current.

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:

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