Answer Posted / percy

wave trap dictinguishes b/w power freq waves and
carrier communication waves

For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel

3048

---

What do you mean by the zone of protection?

1144

---

WHAT IS DIFFERENCE BETWEEN MANUAL CONTROL AND MAGNETIC CONTROL AND STATE ITS ADVANTAGE /DISADVANTAGE

2136

---

How to operate a ac chilar plant?

2551

---

redundant connection in contactor?

2548

---

what is the relationship between phase & neutral

2641

---

dear sir/madam i want to get some knowledge about RRB EXAMINATION(section engineer) 1- what is minimum cut off 2- wht portion is major portion . 3- can any body provide Sample paper. thanks & regards ashish

2413

---

How to work E.L.C.B and how to connect in circuit.

2057

---

What the formula for calculating no.of earthings & size of earth strip for 100mX90m shop.

2421

---

What is phase cross over frequency?

1169

---

what is draiv work

1963

---

What is maximum power transfer theorem?

1154

---

What is the difference between rulling span and wind span of of an Over Head Transmission Line?

2381

---

What are chief characteristics of state-space method and its techniques ?

2212

---

for 100 HP Induction motor service factor is 1.2(SF) we placed a VFD at the motor side load is balance with 0.3 Amp's Phase to Phase but at incoming of VFD load is un-balance with 10 to 20 Amp's what will be cause of load un balance

2008

---