40) In case of parallel operation of D.C. compound wound generators, for proper division of load, from no load to full load, it is essential that they should have the same

kW output rating

percentage regulation

series field resistance

speed of operation

Answer is:

percentage regulation

interpole fields only

series fields only

Junction of series and interpole fields

none of the above

Answer is:

stable

possible

regular

smooth

Answer is:

their rising voltage characteristics

unequal series field resistances

unequal speed regulation of their prime movers

their drooping voltage characteristics

Answer is:

the direction of magnetic flux

the direction of induced e.m.f.

the direction of motion of the conductor

the direction of induced current

Answer is: