एक अल्टरनेटर में, इकाई शक्ति गुणांक (unity power factor) पर आर्मेचर प्रतिक्रिया (armature reaction) का प्रभाव मुख्य रूप से _______ होता है।

In a three-phase alternator, the factor that accounts for the reduction in induced EMF because the coils within a phase group are spread across several slots per pole is known as the ________.

Which factor is least significant in determining the rating of a distribution transformer?