How amny AH battery required for 600va inverter ?And how many hours it will give backup for ceiling fan ?

3 Answers   HCL,

---

Negative feedback circuit is an implication of ? -Shunt shunt -Shunt series -series series

1 Answers  

---

why batteries are rated in ampere hour

1 Answers  

---

what is meant by impulse voltage?

0 Answers   Masseera,

---

I want formula to calculate cable size as per load given in length & amp. I searched many sites but didn't right answer. Please reply me asap.

0 Answers  

---

---

How Arc Produced in Circuit Breaker When the contacts of the circuit breaker open.

1 Answers  

---

how is efficincy of the transformer is predermined

3 Answers  

---

what are protective device needed to power a 360W ,50hz,240v,single phase,0.65 pf universal motor

1 Answers   L&T,

---

When lag/lead/lag-lead compensation is employed?

0 Answers  

---

why the electrical plug point pin(earth) size in max

1 Answers   Autoneum Nittoku, Bajaj,

---

Why we use three phase world wide why not four phase or five phase being used?

8 Answers  

---

Define steady state error.

0 Answers  

---