Answer / ww

EMF: Electromotive Force

Answer / jagadish

ELECTROMOTIVE FORCE IS CALLED AS "emf".

ACCORDING TO FARAD-1ST LAW STATES THAT WHENEVER a current
carrying conductor placed in a time varying magnetic field .
then the "EMF" will be induced in it.

how to find the starting current of the motor?

1 Answers   BOC,

---

WHY IS THE SIZE OF HOLE OF THE EARTH POINT IN THE PLUG POINT BIGGER THAN PHASE AND NEUTRAL

7 Answers   Jindal,

---

which is the gas used in tube light?

12 Answers  

---

What is state space method ? Why its used ? Can it applicable on linear, non-linear, 1st order, higher order, homogeneous, non-homogeneous, open-loop , closed loops , stable & unstable systems ?

0 Answers   Limton,

---

EXPLAIN WHAT BTU STANDS FOR(AIRCONS)

2 Answers  

---

why we not used 11kva as a direct our electrnics component.

0 Answers  

---

Why we use d.c. meger in a.c. induction motor?

1 Answers  

---

whether choke act as a voltage regulator in tubelight or not?

1 Answers   Bhel,

---

what is the advantage of Cathodic eathing system and what is the basic principle and how itis working, please explain clearly .

2 Answers   Meinhardt,

---

A transformer is used to light a 24volts,70watts lamp from a 240a.c main.The current in the main cable is 0.35A. Calculate, (1) The efficiency of the transformer. (2) the current in the lamp.

1 Answers  

---

My load is 1635 KW. & current pf is 0.884, I have to improve it for 0.99.Please suggest what KVAR value is needed?

0 Answers  

---

What will happen when more than one star neutral points at same voltage level are connected to earth by metallic conductor?

1 Answers   TCS,

---