Generate KERALA UNIVERSITY Class 5 electrical drives and control Question Paper
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Sample Questions
- Explain the mechanical characteristics of series motor. 2 Brier the working principle of a single phase Induction molor.
- What do you mean by back emf in a dc molor? Explain ils significance.
- What is secondary breakdown in BJTs? How is il avoided?
- Explain the structure of BJT with neat sketches. 6 Explain the switching characteristics of MOSFET. 7 Describe the VI characleristics of IGBT, 9 Explain the working of ON-LINE UPS.
- A single phase full oridge inverter has a resislive load of $2.4 \Omega$ and do input vollage is $\mathrm{Vs}=48 \mathrm{~V}$. Delermine (a) oulput power (b) peak and average current of thyristors (c)...