Why we should use delta connection in primary and star
connection in an distribution transformer, which converts
400v a.c. voltage to 33kv.
Answer
Is This Answer Correct ? | 55 Yes | 12 No |
Question { 14919 }
what is the effect when the shunt field winding is opened
in dc shunt motor (i) at the time of starting ? (ii) in
running condition ?
Answer
Is This Answer Correct ? | 16 Yes | 6 No |
A 100 MVA transformer may be cooled with?
Answer
Is This Answer Correct ? | 8 Yes | 1 No |
From, which load current range ( upper - lower limit
current)can Air circuit breaker used for in electrical
circuit.
Answer
Is This Answer Correct ? | 1 Yes | 1 No |
Question { 8756 }
How to calculat size of copper & aluminium ?
Answer
Is This Answer Correct ? | 10 Yes | 0 No |
What will happen if 230V DC motor connected to 230V AC
Supply?
Answer
Is This Answer Correct ? | 157 Yes | 13 No |
Why dc Supply used in Control circuit.
Answer
Is This Answer Correct ? | 21 Yes | 6 No |
what are the affects of loose connection in electrical
circuit.
Answer
Is This Answer Correct ? | 79 Yes | 6 No |
Question { 11577 }
what happens to the speed of a DC series motor when series
field winding is removed?
Answer
Is This Answer Correct ? | 4 Yes | 4 No |
Input power is 380 - 450 V but with 45 - 55 Hz frequency -
desired output is 415 V and 50hz with 1% variation
permissible. CVT / Servo dont stabilize the Frequency -
what is best solution??
Answer
Is This Answer Correct ? | 7 Yes | 0 No |
1> what r different types of fault in cables? How will u
locate and test these faults?
2> why earth wire is provided on top throughout the
transmission line. why not only on towers? How much area it
can protect?
3> what r different types of transmission losses? How power
loss can be minimized?
4> what is the % of power loss on transmission lines?
Answer
Is This Answer Correct ? | 19 Yes | 2 No |
Question { Alkem Labs, 19740 }
What is the diffrence between four strock and two strock ic
engine
Answer
Is This Answer Correct ? | 14 Yes | 8 No |
What is the use of conservater, bucchos relay, breather in
a transformer?
Answer
Is This Answer Correct ? | 90 Yes | 22 No |