Answer / jyoti prakasha behera

at supply side

Answer / anup chatterjee

Change of phase sequence in supply line may cause of the
roatational direction.

As per IS why should the control be taken only from R phase, why not from B or Y phase??!!

2 Answers  

---

If 3-Ph motor of same rating connected in Delta & Star for same load one by one then which connection take more current in running (not in starting)for full load.(eg 8.5 KW,3-Ph 400 V)

1 Answers   GE,

---

what's the simultenous maximum demand (SMD)..what the diffrent MD and SMD?

0 Answers   HAL,

---

we have 1000 litre water tank,it located at 25m hight from ground level,the water level on 10m below from ground level.for fill the tank within 1 hour,how much of motor rating(HP) want to select?

0 Answers  

---

what is the benefit of floating our DC source? if i have two floating DC source of which 1 has a ref voltage of -21VDC and the other of -18VDC. can it be connected in parallel to share a common ref voltage? if not, how do i make both sources to be of common ref voltage? tks

0 Answers  

---

Short circuit current of 2500 KVA 11/0.415 KV transformer both Secondary and primary side. best regards. Ali

1 Answers  

---

i wanna know that star point in transformer becomes as a neutral on secondary side now tell me that how is that possible?because if joit the all three winding ends with each other it can b short circuited.dut it doesn't.WHY?pls Answer me in brief.thanks alot

1 Answers  

---

What is the purpose of taking Capacitance and Tan Delta Test in Transformer bushing?

1 Answers  

---

what is maximum demand.

9 Answers   HP,

---

what do you mean by switchgears?

5 Answers   Practical Viva Questions,

---

What are the steps for Testing of 6.6KV HT Panels?

5 Answers   BSL,

---

What are test signals and their significance?

0 Answers  

---