How armature resistance effect is shown graphically? – McqOptions

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1.	How armature resistance effect is shown graphically?
A.	By adding I<sub>a</sub>R<sub>a</sub> product horizontally with R<sub>f</sub> line
B.	By subtracting I<sub>a</sub>R<sub>a</sub> product vertically with R<sub>f</sub> line
C.	By adding I<sub>a</sub>R<sub>a</sub> product vertically with R<sub>f</sub> line
D.	By subtracting I<sub>a</sub>R<sub>a</sub> product horizontally with R<sub>f</sub> line
Answer» D. By subtracting I<sub>a</sub>R<sub>a</sub> product horizontally with R<sub>f</sub> line

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