What is the shaft power at the DC Generator? – McqOptions

MCQOPTIONS

1.	What is the shaft power at the DC Generator?
A.	sum of mechanical power and rotational losses
B.	only mechanical losses
C.	no-load losses and mechanical power
D.	any of the mentioned
Answer» B. only mechanical losses

Discussion

No Comment Found

Related MCQs

A shunt generator has an induced voltage on open circuit of 127 V. When the machine is on load the terminal voltage is 120 V. The load current if the field resistance be 15 ohm and armature resistance be 15 ohm.
If the DC machine is held constant at 3000 rpm. The DC voltage is 250V. If the field is held constant with 250V. Is this machine generator or motor?
Consider a 200V, 25kW, 30A DC machine lap connected with armature resistance of 0.4 ohms. If the machine is later wave wound, then the developed power is?
What is the shaft power at the DC Generator?
If the terminal voltage of 220-V dc generator having armature resistance of 1 ohms. The induced emf produced is 200-V. The armature current for the above machine is?
IF_THE_DC_MACHINE_IS_HELD_CONSTANT_AT_3000_RPM._THE_DC_VOLTAGE_IS_250V._IF_THE_FIELD_IS_HELD_CONSTANT_WITH_250V._IS_THIS_MACHINE_GENERATOR_OR_MOTOR??$
A shunt generator has an induced voltage on open circuit of 127 V. When the machine is on load the terminal voltage is 120 V. The load current if the field resistance be 15 ohm and armature resistance be 15 ohm$
Consider a 200V, 25kW, 30A DC machine lap connected with armature resistance of 0.4 ohms. If the machine is later wave wound, then the developed power i?
If the armature terminal voltage is more that its induced EMF, the DC machine given i?
The conductor EMF and current are in _____ direction and developed torque is in _____ for generating mode.