Answer / sachinvom

PNP and NPN. A PNP transistor is that in which a N-type
semiconductor is sand witched between two P-type
semiconductor. A NPN transistor is that in which a P-
type semiconductor is sand - witched between two N-type
semiconductors.

Answer / shatrudhan prasad

two type of transister,npn,pnp.we made npn transister .when select two pn diode thanafter join together.p terminal of first diode is join together p terminal of second diode.

Control wiring of a dol starter for forward and backward

0 Answers   Basj Industries,

---

Can an inverter be used as a converter? How?

0 Answers  

---

WHAT ARE THE DATAS REQUIRED FOR PROTECTION AND METERING AND CONTROL AND LOGIC PREPARATION,HOW TO STUDY THE PROTECTION AND METERING?

0 Answers   L&T,

---

how long will take to burst/damage for a CT when secondary in open condition? Experienced: During switchgear testing(Primary current injection test) some of the CT are in open condition, but nothing happen's why?

1 Answers  

---

Weather power factor correction needed for synchronous motors?

1 Answers  

---

---

What are the differences between single phase and three phase?

0 Answers   ABB, Essar,

---

can we run a motor rated 50Hz,415vac,1440RPM At higher speed then rated on name plate with the help of VFD /drive on long term basis.wheater it will effect the motor life

3 Answers  

---

Please send specifications for 1000KVA dry type transformer or where I can get the specifications?

2 Answers   PSU,

---

What is the Total Power generation Capacity in India at present ??

20 Answers   Bhel, College School Exams Tests, IBM, NTPC,

---

How to know the following data of synchronous generator 1. D-Axis Unsaturated Reactance 2. D-Axis Unsaturated Transient Reactance 3. D-Axis Unsaturated Sub - Transient Reactance

0 Answers  

---

What is acsr cable and where we use it?

0 Answers  

---

What is Difference Between Induction Motor & Servo Motor

31 Answers   Jindal, Kirloskar, KTTM, Star Technocrates, Toyota,

---