Answer Posted / yogi

Starter means at the time of starting our motor takes more
current due to low emf in starting so its function is to
limit the starting current. we know in starting motor takes
5 to7 times current of rated current.
for starting induction motor we use three method which
are further giving
1.Direct on line starter.
2.AutoTransformer.
3.Star-Delta.

What are the advantages and disadvantages of negative feed back?

632

---

i want use the cable size 16cx4 core aluminium usege watts 240x2000w this cable size is correct?

1780

---

how can i find cable size from current rating?

1316

---

what is ATS & RING MAIN UNIT in Distribution System?And its Function.

1500

---

what are the possible reaons & remedies if resistance of NGR getting heat up

1382

---

---

Please define ohm’s law for a.c (alternating current)?

633

---

please send me latest & previous years question papers for IOCL Technical level questions

1403

---

can you plz send l&t aptitude questions if available its urgent plz plz plz

1645

---

Dear all, I want to use Induction motor to open and close a 1 ton door. How much power do I need. Thanks

1404

---

control & auxilary circuits used for circuir breakers

1472

---

What it the purpose of parallel phasing transfomers??

1506

---

How do you calculate the actual power consumption of an inductive load appliance. Say, a deep freezer of 200watts

1647

---

Explain M Var? Which types of problem occurs when reactive power increase at the time of full load of plant and at the time of synchronize of plant?

1317

---

How can we design a HVAC Plant room which includes AHU,FCU,Chillers,Cooling towers, Pumps etc & how will they work? any Drawing if possible?

1866

---

are there rmu for 3 transformer?

1415

---