DC Generators The O. C. C. of a dc generator is also called its_______ characteristic. External No load saturation Performance Internal External No load saturation Performance Internal ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a commutator Copper is harder than mica Mica is harder than copper Mica and copper are equally hard None of the listed here Copper is harder than mica Mica is harder than copper Mica and copper are equally hard None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators While applying Fleming's right-hand rule to and the direction of induced e.m.f., the thumb points towards Direction of flux Direction of motion of the conductor if forefinger points in the direction of generated e.m.f. Direction of induced e.m.f. Direction of motion of conductor, if forefinger points along the lines of flux Direction of flux Direction of motion of the conductor if forefinger points in the direction of generated e.m.f. Direction of induced e.m.f. Direction of motion of conductor, if forefinger points along the lines of flux ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a simplex wave winding, the number of parallel paths is equal to _____ Numbers of poles in the machine Number of pairs of poles 2 None of the listed here Numbers of poles in the machine Number of pairs of poles 2 None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The insulating material used between the commutator segments is normally Mica Paper Insulating varnish Graphite Mica Paper Insulating varnish Graphite ANSWER DOWNLOAD EXAMIANS APP
DC Generators In D.C. generators the polarity of the interpoles Is opposite to that of the main pole ahead Is the same as that of the immediately preceding pole Is the same as that of the main pole ahead Is neutral as these poles do not play part in generating e.m.f. Is opposite to that of the main pole ahead Is the same as that of the immediately preceding pole Is the same as that of the main pole ahead Is neutral as these poles do not play part in generating e.m.f. ANSWER DOWNLOAD EXAMIANS APP
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