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 main pole ahead Is the same as that of the immediately preceding pole 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 main pole ahead Is the same as that of the immediately preceding pole Is neutral as these poles do not play part in generating e.m.f. ANSWER DOWNLOAD EXAMIANS APP
DC Generators The main drawback of a dc shunt generator is that Terminal voltage drops considerably It is expensive Shunt field circuit has high resistance Generated voltage is small Terminal voltage drops considerably It is expensive Shunt field circuit has high resistance Generated voltage is small ANSWER DOWNLOAD EXAMIANS APP
DC Generators The open circuit voltage of a compound generator is 250 V. At full load the terminal voltage Will be less than 250 V None of these Will always be 250 V May be greater or less than 250 V Will be less than 250 V None of these Will always be 250 V May be greater or less than 250 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators A triplex wave winding will have parallel paths. 4 2 None of the listed here 6 4 2 None of the listed here 6 ANSWER DOWNLOAD EXAMIANS APP
DC Generators The resistance of armature winding depends on Length of conductor Number of conductors All of the listed here Cross sectional area of the conductor Length of conductor Number of conductors All of the listed here Cross sectional area of the conductor ANSWER DOWNLOAD EXAMIANS APP
DC Generators The main factor which leads to unstable parallel operation of flat and over compounded generators is unequal series field resistances unequal speed regulation of their primemovers unequal number of turns in their series field windings their rising voltage characteristics unequal series field resistances unequal speed regulation of their primemovers unequal number of turns in their series field windings their rising voltage characteristics ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS