Explain what are the applications of integrators?

1055

---

What are the different turn on methods of scr?

1093

---

What is meant by input power factor in controlled rectifier?

1035

---

How can a thyristor turned off?

1221

---

Power bjt is a current controlled device. Why?

1186

---

Definition of power electronics?

1064

---

What are the different types of power mosfet?

1107

---

Define hard-driving or over-driving?

1182

---

Write down the expression for the average output voltage for step down and step up chopper?

1143

---

Explain what is an integrator?

1096

---

What are the applications of a series inverter?

1292

---

what is an adder or summing amplifier?

1081

---

Explain the operation of 3φ bridge inverter for 1200 degree mode of operation with aid of relevant phase and line voltage waveforms?

1048

---

Explain the operation of sequence control of ac voltage controller?

1075

---

Why opamp called operational amplifier?

1117

---