Answer / monalisa

It is the angular setting provided between the reference voltage and operating current beyond which the relay will operate. During the normal operating conditions, the MTA should be adjusted to cos theta= 0. so the angle should be 90 degrees. But once any forward side fault occurs in the system, the angular difference will be less than zero so the operating quantity will be more than restaining quantity.

Define open loop control system.

0 Answers  

---

what is the meaning of 1250 KVA Trasformer

2 Answers  

---

what is circuit breaker in transfomer and where it used

0 Answers  

---

A cylindrical wire is compressed in length by 10%. The percentage decrease in the resistance will be?????

0 Answers  

---

Sir if i have 2kv ups in which 17ah 8 battries load 600watts how much back up time i get and if i put 6kv ups with the same no of battries same amp can i get more back up time please give reply exactly what is the procedure to calculate back up time for different kv,s

3 Answers  

---

what is the minimum recommended leakage current of an earthed cable connected to the body or skid of an alternator

0 Answers  

---

whu does the power factor of diesel generator always be 0.8. please explain

5 Answers   Dalkia,

---

the input mechanical power of a single alternator is increased,its RPM increased but in case of an alternator synchronised with grid its RPM does not increased with increase of input mechanical power. why?

3 Answers   Bhel,

---

On what principle reluctance motors work?

1 Answers  

---

In 11kv transmission line whats the maximum power can be drawn?

1 Answers   Concast, Prestige,

---

IR value for 30kw lt motor

1 Answers   Hofincons,

---

GIVE CONDITION FOR MAX EFFICIENCY OF 3-PH TRANSFORMER AND D.C MOTOR

2 Answers   BARC,

---