Answer Posted / rajendra soni

monthly check of earthing resistance by good earth
resistance meter.
by pouring water ,charkol and salt when ever you find that
earthing is increasing

Earth is a conductor or load?then ammeter connect to 3- phase supply,it shows the measurents or not?

2142

---

why it is so called as xlpe(cross linked poly ethyline) cable?

2138

---

why on axial hitting up of air blast on hydrogen produced in oil circuit breaker,temperature rises of the core of the arc?

2023

---

WHAT ARE THE DISADTAGES OF SINGLE-WIRE-EARTH-RETURN SYSTEM USED FOR RURAL ELECTRIFICATION?

2015

---

why need to be maintain power factor for industrial customer?

5190

---

I am having a 42KW 3 phase electrical heating furnace, heating element is 80/20 nichrome material, my connections is made in such a way that 2 star connection compromising 2 coils per phase so totally 12 coils, shall if i use it unbalanced star condition (instead of 2 group of 3 phase or 1 group of 3 phase, connecting 4 phases of 5 phases) what will be the consequences and is it acceptable?

1724

---

WHAT IS THE TECHNICAL SPECIFICATION OF C CURVE & D CURVE LEGRAND MAKE MCB

2733

---

Hello Guys !! i want to rrb section engineer electrical(signal) previous model papers? any body help me?

1949

---

if any body have question paper of railway (section engineering),then plz send me .i will thank of him/her.

2036

---

An active element is one which a. Supplies energy b. Absorbs energy c. Supplies energy and convert energy from one form to another

2113

---

how circuit breaker work.. what is the operations taking place inside a circuit breaker when an overcurrent occurs... is it similar to fuse?

2121

---

explain Density

1174

---

What are the advantages of skewing of cage rotor conductors?

1277

---

how to calculate the power factor when instantaneous voltage and current has harmonics in it ?

2030

---

can u give me a brief idea about power line carrier communication ??

1902

---