Answer Posted / ashour ghareeb

dc motor has four wire tow for field and other for armature
CONNECT OHMMETER,SLOWLY MOVE THE ROTOR,
IF READING IS FIXED,IT WILL BE FOR FIELD
IF NOT FIX,IT WILL BE FOR ARMATURE
SERIES-WOUND motor resistance is:
ARM.RESISTANCE
~100 Ω
FIELD RES.
~1 Ω

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