Electrical Machines Diverters are used only in None of these shunt motors either of these series motors None of these shunt motors either of these series motors ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The compensating winding in a DC machine is located in armature slots for compensation of the armature reaction. is located on pole shoes to avoid the sparking at the brushes. is located on pole shoes for avoiding the flashover at the commutator. is located on commutating poles for improving commutation. is located in armature slots for compensation of the armature reaction. is located on pole shoes to avoid the sparking at the brushes. is located on pole shoes for avoiding the flashover at the commutator. is located on commutating poles for improving commutation. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If any two leads from slip rings are interchanged in a 3 - Φ induction motor, the motor will not run. continue running in the same direction as before. run in a direction opposite to previous one. get damaged. not run. continue running in the same direction as before. run in a direction opposite to previous one. get damaged. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Cogging and crawling are phenomena associated with the former during starting and the latter at a fraction of its rated speed. cage induction machines and they are essentially the same. the former at a fraction of its rate speed and the latter during starting. any of the above. the former during starting and the latter at a fraction of its rated speed. cage induction machines and they are essentially the same. the former at a fraction of its rate speed and the latter during starting. any of the above. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC machine current and emf in armature are alternating. current and emf in armature are unidirectional current and emf at the terminals are alternating. emf in armature conductors and at the terminals is alternating. current and emf in armature are alternating. current and emf in armature are unidirectional current and emf at the terminals are alternating. emf in armature conductors and at the terminals is alternating. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In double cage induction motor, the inner cage offers high resistance and low reactance. low resistance and high reactance. low resistance and low reactance. high resistance and high reactance. high resistance and low reactance. low resistance and high reactance. low resistance and low reactance. high resistance and high reactance. ANSWER DOWNLOAD EXAMIANS APP
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