please explain working of revers power relay
Answer
Is This Answer Correct ? | 7 Yes | 1 No |
Question { 2773 }
what is unbalanced rotating magnetic field?
Answer
Is This Answer Correct ? | 4 Yes | 0 No |
Question { 4154 }
could i arrange a faulty and healthey battery bank togather
in parallel , if your ans is not then why?
Answer
Is This Answer Correct ? | 0 Yes | 3 No |
Question { 4040 }
how the grounding[earting] is achieved on ships.
Answer
Is This Answer Correct ? | 6 Yes | 0 No |
Question { 3493 }
1]how the voltages and frequency are achieved on ships.
2]how does the line and phase voltages are related on ships.
Answer
Is This Answer Correct ? | 2 Yes | 2 No |
Question { 12130 }
Why the tank of transformer is made rectangular not circular??
Answer
Is This Answer Correct ? | 8 Yes | 3 No |
when the control mechanism is present for an ammeter(1-10A)
and 1A current is apllied what will be the reading of the
meter?
Answer
Is This Answer Correct ? | 2 Yes | 5 No |
Question { 3849 }
What is the operational principle of direct current current
transformer and direct current potential transformer?if
possible plz reply with ckt. diagram.
Answer
Is This Answer Correct ? | 0 Yes | 1 No |
in a dc motor we supply current only to the armature
conductors,from where is the field winding gets excited then??
Answer
Is This Answer Correct ? | 31 Yes | 2 No |
Question { 11100 }
what is the difference between 'Control Transformer & Potential/Voltage Transformer'?
Answer
Is This Answer Correct ? | 7 Yes | 2 No |
Question { 2802 }
why do we prefer -48 volt instead of -24volt or -12 volt
etc. ??
Answer
Is This Answer Correct ? | 1 Yes | 2 No |
Question { 3384 }
suppose a fan is running with phase and neutral. if its neural
is touched to body. then fan get stopped. if this fan is
connected to phase and ground supply..then why it runs?
Answer
Is This Answer Correct ? | 4 Yes | 0 No |