Answer / glen saldanha

one example is rfid(radio frequency indentification)
if a radio wave of a frequency same as that of the crystal
oscillator matches then voltage is generated this is used
in rfid

Answer / chandresh

now ,a days this is possible by the principle of mutual induction within certain ranges maximum 1m.

why synchronization done in clockwise direction?

12 Answers   Hindalco, NTPC,

---

why dhyedration test required for transformer oil once in a year

1 Answers  

---

What is the function of RCCB? What are the different sensitivity ratings & each application?

6 Answers   Wipro,

---

Where can I get CPWD electrical specifications & Shedule of rates? Please help me

0 Answers  

---

how fluoresent lamp works??

2 Answers  

---

---

if acapacitor connected to power supply will it cosume power& will it going to get recorded in energy meter

2 Answers  

---

which one is more costly:single phase induction motor or 3 phase induction motor??give proper reasons..

1 Answers  

---

How does the humidity affect in breakdown voltage of air?. Is the breakdown voltage increases with the humidity?

2 Answers  

---

Why we use stones in switchyard?

3 Answers   Havells, L&T,

---

How can get electrical c licence.Now i am working in spining Mill , transformer capacity 2750kva. Sanction demand 2250kva. Please advise me . My contact no 09944226823

5 Answers   Pace Power Systems, VRVS, VSJ Industry,

---

what happens when ac supply is given to D.C motor.

17 Answers  

---

WHAT IS THE DIFFERANCE BETWEEN IP54 AND IP55

2 Answers  

---