Answer / mostafaghodrat

The amount of power that a joint application to the
Department of Electrical and specifications are shown below.
RIVERSE POWER
Short-circuit current
Rated voltage

Answer / b.n.yuvaraj

200kw

is the value of inductance depends upon the value of thitha in doubly excited machine??

0 Answers  

---

1)what is the function of a frequency inverter? 2)If a few frequency inverter are connected onto a device network,what are the two setting that will ensure the frequency inverter work properly on the network. 3)whats is the name of the input sensor for weigher? 4)How to confirm that the load cellis faulty? 5)Describe briefly the steps to validate that the weigher is working properly? 6)Describe the procedure to validate the flowmeter accuracy? 7)Describe briefly the steps to validate that the tempreture sensor/transformer is working properly. 8)what is the adjustment that need to be done when you are calibrating the temperature transmitter ? 9)what are the safety measures to be taken before disconnecting motor for rewinding. 10)whats is the synchronous speed in rpm of typical 4pole 50hz motor? 11)whats is the formula for kw, ohm's law 12)if a 3phase motor is rated 3kw,415vac,what is it's rated ampere?

0 Answers  

---

Why the transmision line are 11,33,63,132kv?

10 Answers   Power Grid,

---

IF % IMPEDANCE OF A TRANSFORMER IS INCREASED FROM 5.8% TO 8% HOW MUCH THE EFFICIENCY OF THE TRANSFORMER WILL COME DOWN?

0 Answers   ABB,

---

hi, in the event earth grounding is not available in a project, is there any other way to make the elcb work? fyi, i have an instant water heater (6.5kw) installed, however if there is grounding in the heating element inside the heater assembly, i will get grounded. thank you in advance to those who will answer my question.

0 Answers  

---

---

What is the difference between vector surge relay (78) and Pole slip relay (98G)

0 Answers  

---

Why we can't start a tube light without a starter(choke) and an inductor?

1 Answers  

---

i have one transformer 1000kva, 11/.433kv. we are using 200/5 amp. ct unit for measuring purpose, & one 800 amp. V.C.B Unit for the same t/f operate, i wants to known the primary current of T/F is only 53 amp. why we used 800 amp. V.C.B ? & 200/5 amp. CT Unit.

4 Answers  

---

For a 6.6kV Motor it is recommended to do megger test with 500 V d.c and not more than 5kV d.c but the Hi voltage withstand test should be performed by 12kV AC. Why the dc voltage test should be limited but AC voltage withstand test could be with such a high voltage?

0 Answers   Hormozgan Steel,

---

what is the difference between 2 way and 4 pole selector switch???

0 Answers   Allied Group,

---

PLC Based Process Automoation Panels?

2 Answers  

---

please send me latest & previous years question papers for IOCL Technical level questions

0 Answers  

---