can any one help me? 1.what is corona extinction voltage&corona inception volatage 2.what is mean by CFVV?

1 Answers   KSEB,

---

Comparative difference between 33Kv & 66KV for transmitting the load of 7 MW at a distance of 34 Km.

6 Answers   NHPC,

---

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  

---

HOE WE CAN IMPROOVE BY USE OF CAPACITOR

0 Answers  

---

Can we use HRC Fuse inplace of Semiconductor fuse?

1 Answers  

---

---

What happen if field ckt is open when a sailent pole alternator connected to infinite bus

3 Answers   Bhel, Nilkamal,

---

why various test are performed on electrical panels & power cables before commissioning on site & what are these test???

0 Answers   Lavasa,

---

Ceiling Fan and Storage type water heater. Discuss

0 Answers   Satyam,

---

why circuit breaker closing time is always higher then tripping / opening time.

13 Answers   United Phosphorus,

---

what is meant by excitation which supply is used whether ac r dc in the lab applications

1 Answers  

---

what is the use of commutator in dc motor if we supply ac ? commutator is used to convert ac to dc.and it is used to arrange the flux in unidirectional in case of dc supply. if we give ac as supply to dc motor what is the use of commutator?

0 Answers  

---

What are the classifications of heating element?

0 Answers   BARC,

---