Q. While conducting OCC, in order to avoid hysteresis loop, in which direction If should be increased?

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Q. Air gap line is drawn at iron _________

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Q. If suppose OCC is conducted at speed n1, where n1< nrated, OCC will lie ____________

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Q. Eₐ can be determined using __________

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Q. If load characteristics are drawn on OCC itself, we get curve ________

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Q. Load characteristics drawn at Ra =0 and Ra not equal to 0, will lie _____

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Q. OCC is drawn at two different speeds both less than rated speed. OCC drawn at speed N1 lies below OCC drawn at speed N2. Which of the following relation is correct?

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Q. Why No-load or load characteristics are also called as magnetization characteristics?

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Q. Armature characteristic is _____________

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Q. External characteristics is drawn with constant term/s ____________

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Q. Armature characteristic is drawn across ________

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Q. What is the first step in drawing the armature characteristic?

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Q. In armature characteristic, nature of If at lower values of armature current is ______

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Q. At some point If On OCC, the value of voltage obtained which is more than rated voltage is _______

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Q. External Characteristic is a plot of _____________

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Q. External characteristics for all separately DC generators (except series generator) can be summarized as ____________

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Q. What is Self-excitation in DC shunt generator?

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Q. For self-excited DC generator, field circuit curve in the OCC will be __________

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Q. Intersection of Rf line and magnetization curve will give _____________

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Q. What will happen if field resistance is decreased?

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