Why differential compound generator is not used in practice?a) High costb) High maintenancec) High drop down in voltaged) Difficult construction 7.How compounding level in a compound machine is adjusted?

• A. High costb) High maintenancec) High drop down in voltaged) Difficult construction 7.How compounding level in a compound machine is adjusted?a) By adding variable resistance in series with series field resistance
• B. High maintenancec) High drop down in voltaged) Difficult construction 7.How compounding level in a compound machine is adjusted?a) By adding variable resistance in series with series field resistanceb) By adding variable resistance in parallel with series field resistance
• C. High drop down in voltaged) Difficult construction 7.How compounding level in a compound machine is adjusted?a) By adding variable resistance in series with series field resistanceb) By adding variable resistance in parallel with series field resistancec) By adding fixed resistance in parallel with series field resistance
• D. Difficult construction 7.How compounding level in a compound machine is adjusted?a) By adding variable resistance in series with series field resistanceb) By adding variable resistance in parallel with series field resistancec) By adding fixed resistance in parallel with series field resistanced) By adding fixed resistance in series with series field resistanceView Answer