Sunday, November 13, 2011

Power Electronics(PE) Lab Viva Question-Answers Set-2


Q1. What is Power electronics?

Q2. What are main applications of Power electronics?

Q3. What is SCR?

Q4. What are merits and applications of SCR?

Q5. What is TRIAC?

Q6. Differentiate between SCR and BJT.

Q7. What are the differences between BJT and MOSFET?

Q8. What are the different ways to Turn-on and Turn-off the Thyristor.

Q9. What is turn0on and turn-off time of a thyristor?

Q10. List the thyristor current and voltage ratings.

Q11. What is DIAC, and why it used?


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