Answer Posted / gova

Hi

1)static Relay burden is less than Electromagntic type of
relays.Hence error is less.
2)lesser weight
3)Relay overshoot is less

How to confirm the Phase shifting Transformer VECTOR GROUP relation , as below ZNy11.45d10.45-ZNYy0.15d11.15

2776

---

What is center gravity load in substation?

1953

---

Why Neutral Isolation is required?

1828

---

what is KA rating and how can we choose switchgears on applications

978

---

1) Explain why we don't link the two earthing system ht and mv on a pole mounted transformer sub-station.

1292

---

---

hello friends this is krunal here.. i have applied for he officer train in hpcl electrical stream.. any one who have applied before for electrical stream please help me out.. post ur reply to my mail id: krunal_airforce@yahoo.com.. any tips, old questions for paper or any help will do.. plz help me.. your faithfully, Krunal Darji

1448

---

In single phase capacitor motor, if the motor rotate reverse direction then how much power will be consumed by the motor and why?

1482

---

Why reactors use before incoming of ac vvfd drive?

1386

---

Which do you think is the most significant cause of energy loss in a factory?

1773

---

What is the effect on power factor, shown by a trivector meter; incase of reverse phase sequence. If the power factor of a system is lag what meter will show in case of reverse phase sequence connected to the meter. and What in case of lead.

1825

---

What is the transfer function?

630

---

How to Decide the Location of Earth pit for Compressor in Oil Depo? and How to measure the resistance of earth pit Pls explain me with the help of Circuit Diagram?

1929

---

For electrical designers what are the standard should know? i want learn about this standards. how to get information/reference. anybody help in this regards please.

1658

---

How do you select the pickup value of the relay?

824

---

What is a commutator?

621

---