An ammeter has a current range of 0-5 A, and its internal resistance is 0.2 N. In order to change the range to 0-25 A, we need to add a resistance of (A) 0.8 N in series with the meter (B) 1.0 N in series with the meter (C) 0.04 N in parallel with the meter (D) 0.05 N in parallel with the meter

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
10th Edition
ISBN:9781337399128
Author:Russell E. Smith
Publisher:Russell E. Smith
Chapter5: Components, Symbols, And Circuitry Of Air-conditioning Wiring Diagrams
Section: Chapter Questions
Problem 27RQ: Change the following normally open elements from the de-energized position to the energized...
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An ammeter has a current range of 0-5 A, and its internal resistance is 0.2 N. In
order to change the range to 0-25 A, we need to add a resistance of
(A) 0.8 N in series with the meter
(B) 1.0 N in series with the meter
(C) 0.04 N in parallel with the meter
(D) 0.05 N in parallel with the meter
Transcribed Image Text:An ammeter has a current range of 0-5 A, and its internal resistance is 0.2 N. In order to change the range to 0-25 A, we need to add a resistance of (A) 0.8 N in series with the meter (B) 1.0 N in series with the meter (C) 0.04 N in parallel with the meter (D) 0.05 N in parallel with the meter
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