Answer / bharat

Field control & Armature control.

Ref. Electrical Technology, Auth. BL Theraja Vol-II

Answer / balamurugan

ward leonard method,armature control.

Answer / erharisheee51

BY CONTROLING THE VOLTAGE , WE CAN CONTROL THE SPEED OF THE
MOTOR.

Answer / soutrick chakraborty

we can control the speed of the dc shunt motor by two
methods. but at first we should know there are two type
speed, 1> base speed 2> top speed. for reach the base speed
we increase the armature voltage maximum , which is
mentioned in motor nameplate. and reach the top speed we
should decrease the feild flux, it means feild current,
which is also mentioned in motor name plate.

What is main purpose of chock coil and starter in florescent tube ?

1 Answers  

---

For Synchronisation of DG Sets Sometimes we people use NIC (Neutral Isolation Contactor) Instead of 4-pole ACB or any switchgerar..Please guide me why is it so????

4 Answers   Piramal Glass Limited,

---

fuel-air ratio in a petrol engine fitted with suction carburettor,operating with dirty air filter as compared to clean filter will be

0 Answers   NIC,

---

what is the difference between starter and control panel..?

4 Answers  

---

Explain the difference between verilog task and verilog function?

0 Answers  

---

---

how to discharge 3 phase power factor correction capacitors

0 Answers   M S Ramaiah Institute,

---

An AC Motor to give DC supply what happen the motor.whats the problem are create.

2 Answers  

---

which have higher efficiency transformer or induction moter

8 Answers   BARC,

---

How we can measure the thickness of bus bar for a given load ? any farmula Plz elaborate clearly.

2 Answers   ITC Infotech, TCS,

---

How can we calculate ngr resistance for a generator and Transformer ? What type of transformer requires ngr ?

5 Answers   Welspun,

---

What is the abbreviation of NGT panel

0 Answers  

---

What is use of 3phase instead of single phase?

12 Answers   DCM, L&T,

---