The Motor-Generator set shown in figure 2 has a D C motor Operating at 1000 rpm with a shaft torque of 14242 Nm and 92% efficiency Determine,

1. The motor input power
2. The input current
3. The generator efficiency
4. The overall efficiency
5. The cost of operating this system for 6 hours if the tariff is R1 20 per kWh

Transcribed Image Text:

110V SOURCE MOTOR Figure 2 GENERATOR 7.5A 2402 LOAD 110V SOURCE MOTOR Figure 2 GENERATOR 7.5A 2402 LOAD

Answer rating: 100% (QA)

1 Dc motor operating speed N 1000 rpm Shaft torque Tsh 14242 NM Efficiency N 92 ... View the full answer