A transformer turns ratio of ________ will be needed to match an output impedance of 5 k to an 8 speaker.-A-5:1B-8:1C-25:1D-625:1-C-25:1

Question

A transformer turns ratio of ________ will be needed to match an output impedance of 5 k to an 8  speaker.-A-5:1B-8:1C-25:1D-625:1-C-25:1

APTITUDE CRACK · Accepted Answer

C 25:1 (n2/n1) ^2 = r2/r1. n2/n1= (5000/8) ^0. 5. n2/n1= 25. Hence 25:1.

Transformers - Technical MCQs