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JAMB Physics 2011 Objective — Question 46

Question 46 of 49 from the Joint Admissions and Matriculation Board (JAMB) Physics 2011 Objective paper, with the correct answer and a full explanation.

In measuring high frequency a.c., the instrument used is the

A. A. moving iron ammeterCorrect
B. B. hot wire ammeter
C. C. d.c. ammeter
D. D. moving coil ammeter

Explanation

A moving iron ammeter is used for measuring high frequency alternating current.

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