Answer / ranjit singh

when the e.m.f. is induced in the winding ,then this e.m.f.
also induced in core of the transformer because winding is
put on the core and core is a magnetic material and due to
e.m.f. current flow in the core and heat is produced inthe
core ,

it is known as eddy current losses.
SKIN EFFECT -:DUE TO THIS EFFECT current is flow over the
surface of the conducter

what type of motor are there in megger how they work.

2 Answers  

---

Define magnetic centre in a motor?

1 Answers  

---

how do we calculate contactor and fuse rating for a motor if its full load current is known,i want exact calculation for 1.5 kw motor????

1 Answers   Allied Group, Nucon,

---

why is neccessary Tap changing of power transformer with in a certain time

1 Answers  

---

what is the meaning of trippe time of circuit breaker

1 Answers  

---

in a live circuit with a light bulb such that the bulb is off by a switch, is the light glows if the switch 2 terminals are both touched by a mouse?

1 Answers  

---

why autotransformers are not safe for supplying low voltage from a high voltage source?

5 Answers  

---

i am trying to PSUs/govermeant jobs since last 2 years but still i m not success, plz help me.

0 Answers  

---

explain how the power is distributed from a power plant to a consumer.explain step wise in detail

1 Answers  

---

WHAT IS THE FUNCTION OF SHORT CIRCUIT MAINTENANCE CT

0 Answers   KSEB,

---

give single line diagram of D.O.L and star -Delta starter ?

8 Answers   ABS, Al-Shuaah, Alkali Metals, Cabin Crew, Cognizant, CRI, Gwalior Distilleries, Hotels, Logicon Engineers, Max India, Nicomet, Radisson Blu, RK Company, Siemens, SLCM, Solar, Steel Strips Wheels, Sugar Factory, TATA, TCS,

---

What does a permanent magnet generator do?

1 Answers  

---