Y phase's (RYB) r only 3,not 4 or 5?plz answered in breif?

1 Answers  

---

Questions :- HR- Q.1 about yourself & family background ? Q.2 Why u choose Power sector as ur carrier starting not any other sector ?? Q. 3 What think abt NTPC ? Techincal Questions:- Q.1 about Vocational Training……What u did , see the main equipments….etc Q.2 Why a transformer Noise during its running condition ? Q.3 about transformer oil material & Test name for the measurement of its dielectric strength & wht will u do if its dielectric strength goes low ? ……..some discussion type ? Q.4 What is relation between transmission lines & Communication lines ? Q.5 Which Machine u will prefer to use at a place where flammable gases are coming out & why ? Q.6 how fault in an electric system is detected & hw protection of equipments is done ? Q.7 Why we didn’t feel electric shock in an electric train ?? Q.8 Anything u want to ask from us ??

44 Answers   Akona Engineering, Bhel, BSES, Cranex, DRDO, JCB, NTPC,

---

Why voltages are 11kv 33kv why not others?

2 Answers  

---

when we switch on the switch and load is not connected at home,is electricity wasted?

1 Answers  

---

which types of tests are required after commissioning of 6.6 kva tranformer?

3 Answers   Reliance,

---

What are the conditions to be satisfied before connecting two DC generators in parallel?

9 Answers   Bhel, Godrej,

---

11kv/433v delta/star distribution transformer primary side full load Ht current is 83.33A in , but input side VCB rating 800A.why?

0 Answers  

---

what will be the difference on output when 3phase I.M. is given a delta or star supply?

3 Answers  

---

What different between kw and kva. why maser AC in kva.

3 Answers  

---

why is the conservator tank painted white on the transformer

0 Answers   Bangladesh Bank,

---

How many types are using in 220kv/400 kv swith yard

0 Answers  

---

why Transformers power mentioned in KVA?. and why Generators and Motors power mentioned in KW?.

10 Answers  

---