Which of the following instruments has non-linear scale? 1.Moving coil instrument 2.Moving iron instrument 3.Electrostatic instrument 4.Rectifier instrument Select the answer as per following codes

Which of the following instruments has non-linear scale? 1.Moving coil

1.	Which of the following instruments has non-linear scale? 1.Moving coil instrument 2.Moving iron instrument 3.Electrostatic instrument 4.Rectifier instrument Select the answer as per following codes
A.	2 only
B.	2 and 3 only
C.	2, 3 and 1
D.	1, 2, 3 and 4
Answer» C. 2, 3 and 1

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Which of the following instruments has non-linear scale? 1.Moving coil instrument 2.Moving iron instrument 3.Electrostatic instrument 4.Rectifier instrument Select the answer as per following codes

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Which of the following instruments has non-linear scale?

1.Moving coil instrument

2.Moving iron instrument

3.Electrostatic instrument

4.Rectifier instrument

Select the answer as per following codes