Answer / m a gaffar

get load current I(L)

I(L)*1.25=I(MAX) maximum current

mcb specification are done on maximum current flow in circuit.

Answer / babu

rated current

Answer / sunitsaini@interview.com

time current chacteristic is also conciderd in m.c.b.

why we use capacitor in lighting fixer

2 Answers  

---

what is advantage in open delta connection?

20 Answers  

---

In an LT pole, the line voltage is 415V. How is it converted to 230V into the house via the service cable?

10 Answers  

---

why transformer ratings in kva?

99 Answers   Bhel, College School Exams Tests, DOW, Emco, Esab, GE, KCP, PGCVL, Sodexo, TCS, vtps, Wipro,

---

how many percent setting of motor over load relay of its full load current

6 Answers  

---

---

in the thermal power plant, why we use the condenser (for cooling the steam) when we have to heat the steam again. i mean why we are cooling the steam,

6 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,

---

What is the difference between 2 wires RTD's and 3 wires RTD's.Kindly explain the wiring diagram.

1 Answers   QAFCO,

---

specific gravity of a battery?

6 Answers  

---

How to test the vector groups of 3 winding transformer & phase displacements

2 Answers  

---

What is meant by class of CT&PT?

1 Answers  

---

Basic laws governing motor and generator

2 Answers  

---