do you know measure the earth resistance?explain

1 Answers   Dalkia,

---

which sub is most horrible in four yr degree

2 Answers  

---

What is the voltage gain or transfer function of amplifier?

0 Answers  

---

we can stepdown the voltage from 230/12v ,and we use the voltage for various electronics components why can't we step up the voltage from 12/230v if we can shall we use the voltage for domestic single phase supply

5 Answers   Areva,

---

what is the maximum genarating voltage in india?

32 Answers  

---

---

What is meant by IP55 motor.Where it is used?

2 Answers   Zuari,

---

how to reduce disel generator voltage from 410-60 hz to 380v-60hz

1 Answers  

---

what is allowable ac mixing in dc

0 Answers   Reliance,

---

what is the difference between line & phase current in star delta connection motor?

2 Answers  

---

A circuit breaker on detecting fault will a. Open b. Close c. Open and trigger the alarm

2 Answers  

---

we have taken HV test of 2.5 k and Megger test on 11 kv HT cable.here it shows no fault but when we are charging the same cable with 11 kv supply why the VCB 11 kv gets tripped can anybody define the possible cause of fault ?

4 Answers   MAHINDRA,

---

why causes the burnt of AC Electrical Motor ?

9 Answers  

---