QI \ A d.c series generator has armature resistance of 0.5 n, and series field resistance of 0.032 It drives aload of 50 A. if it has 6 turns\coil and total 540 coils on the armature and is driven at 1500 r.p.m., calculate the terminal voltage at the load. Assume 4 poles, lap type winding, flux per pole as 2 mWb and total brush drop as 2V.

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Q21 A d.c. shunt motor runs at a speed of 1000 r.p.m on no load ,taking a current of 6 A from
the supply ,when connected to 220V d.c. supply. Its full load current is 50 A calculate its
speed on full load . Assume R, = 0.3 Q, R.= 110 2.
Transcribed Image Text:Q21 A d.c. shunt motor runs at a speed of 1000 r.p.m on no load ,taking a current of 6 A from the supply ,when connected to 220V d.c. supply. Its full load current is 50 A calculate its speed on full load . Assume R, = 0.3 Q, R.= 110 2.
QI \A d.c series generator has armature resistance of 0.5 n, and series field resistance of
0.032 It drives aload of 50 A. if it has 6 turns\coil and total 540 coils on the armature and is
driven at 1500 r.p.m., calculate the terminal voltage at the load. Assume 4 poles, lap type
winding, flux per pole as 2 mWb and total brush drop as 2V.
Transcribed Image Text:QI \A d.c series generator has armature resistance of 0.5 n, and series field resistance of 0.032 It drives aload of 50 A. if it has 6 turns\coil and total 540 coils on the armature and is driven at 1500 r.p.m., calculate the terminal voltage at the load. Assume 4 poles, lap type winding, flux per pole as 2 mWb and total brush drop as 2V.
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