what is the disadvantages of common earthing for AC and DC equipment? (i am talking about inverter control room and inverter duty transformer earthing is common...?)

0 Answers   TATA,

---

what is the difference between scaler and vector control in drive and where it is to be used ?

1 Answers   Essar, TCS,

---

what is the difference between the voltage of 5 volts capacitor and and 5volts battery?

0 Answers  

---

Q2). When 3 dice are simultaneously thrown, which of the following would be obtained? (a) Result 1: “A 5, a 3 and a 6” (b) Result 2:” A 5 three times” (c) Result 3:”A 5 twice and a 3” (d) All three results are equally likely. (Musigma Question)

2 Answers   Mu Sigma,

---

why we multiply 11 in High Electric supply?(eg.11KV, 33Kv, 330Kv etc.)

3 Answers  

---

What is STEP VOLTAGE ?

7 Answers  

---

Why Transistors are not used as switching devices?

15 Answers  

---

why AC cannot to be stored and DC cannot be transmitted?

11 Answers   IBM,

---

what is soft starter?working principle?where it can use?

3 Answers  

---

Why the cost of CT increases with the decreasing of its CT Ratio (Technical Reason)?

2 Answers   Vedanta,

---

why not starting switch first connect in direct on line starter?????

0 Answers  

---

what you mean by current? what you mean by voltage? what is difference between star and delta connection in motor side?

2 Answers   Adani,

---