1. For finding voltage regulation of an alternator, the method which gives most accurate result is
2. Consider a purely inductive load connected to the alternator having zero lagging power factor. In this case the effect of armature reaction will be
3. In an alternator, the voltage regulation will be positive when the power factor of the load is
4. Which method for finding percentage regulation in synchronous machines is called pessimistic method?
5. The electrical power output of an alternator will be maximum, if the power angle is equal to
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