Answer / tarun aggarwal ymca

An electric generator or electric motor that uses field coils rather than permanent magnets will require a current flow to be present in the field coils for the device to be able to work. If the field coils are not powered, the rotor in a generator can spin without producing any usable electrical energy, while the rotor of a motor may not spin at all.this current is provided by the exciter

Answer / er. ankush miglani 0971815107

exciter as per its name provides exitation to the
generator. it gives the starting torque to the generator
which helps in pre acceleration of the generator.
in case xciter is not there the excitation can be provided
with the help of prime movers which are hand driven.
if need something else ask: ER. ANKUSH MIGLANI
9718151073
ankushmiglani2000@gmail.com

Answer / rajesh

in generator , the excitation is very important for making
the excitation in all the armature conductors. with the
help of exciter we can reduce armature reaction.

1. A bomber drops a bomb from an aircraft flying at 2000 km/hr. at an altitude of 7km. The speed at which the bomb will strike the earth would be

0 Answers   KNJ,

---

If induction motor load is incresed motor speed decrases.But in syncronous motor load incrases speed canstant why?

5 Answers  

---

Can we use the Poly Phenly Sulphide instead of Poly Phenly Ether? Do clarify your opinion.

1 Answers  

---

What is different between DOL(Direct on line starter), VSD, S/S(Soft starter), and A/T(Auto Transformer)

2 Answers  

---

how to male a d.c bettery to blow a 230v bulb?

1 Answers  

---

difference between microprocesser and microcontroler

1 Answers   HAL,

---

how percentage impedence effect on the size of the power transformer?

2 Answers   Bhel,

---

As a good company employee, can you report your supervisor to the company management if he or she is going against the company interest in his or her actions?

1 Answers   MAHINDRA,

---

What is the fuction of UV & how it works in circut breakers? is it one type of relay?

4 Answers  

---

How works the AVR in DG Sets Plz explain??????????

1 Answers  

---

What are types of central ac plants?

1 Answers   HSL,

---

Why MCCB is Getting tripped sometimes when there is no load in the Midnight ?

0 Answers  

---