1) What do you mean by RMS and Average values of an AC quantity?
2) Describe the principle of operation of single phase transformer in detail.
a) On no load
b) On lagging load.
3) With the help of suitable diagram describe the principle of operation of Moving Iron instruments.
4) What do you mean by a P-N junction?
5) Explain the action of PN Junction when it is:
i) Forward Biased
ii) Reverse Biased
6) Describe the working of zener diode.
7) Sketch the suitable circuit diagram for CE configuration of a transistor. Also describe how to get CE characteristics.
8) Sketch the logic diagram of J – K flip flop and write down its excitation table.