Description : Sparking occurs when a load is switched off because the circuit has high?
Last Answer : Sparking occurs when a load is switched off because the circuit has high inductance.
Last Answer : Sparking, is discouraged in a D.C. motor because commutator gets damaged.
Last Answer : Sparking at the commutator of a D.C. motor may result in damage to commutator segments, damage to commutator insulation, increased power consumption.