Crompton potentiometer has – McqOptions

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1.	Crompton potentiometer has
A.	14 coils and a slide wire all having the same resistance
B.	14 coils and a slide wire but the resistance of slide wire is half that of each coil
C.	14 coils each of different resistance
D.	14 coils out of which 7 coils have resistance which is twice that of remaining 7 coils
Answer» B. 14 coils and a slide wire but the resistance of slide wire is half that of each coil

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