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DRAWING - ELECTRICAL SYMBOLS

1. Draw the symbols for machines : Armatures, Alternators, Field winding
   - Shunt, Series and Compound, Transformers, Auto Transformers
2. Draw the symbols for components :Resistor, Capacitor, Inductor, Diode, Transistor, FET, SCR, UJT, TRIAC, DIAC, Gates AND, OR, NOT, NAND, NOR, EXOR
3. Draw the symbols used in circuits : Relays, contactors, fuses, main switch, electric bell, earth, antenna, DPST, DPDT, TPST, Neutral link
4. Draw the symbols for instruments : Ammeter, Voltmeter, Wattmeter, Energy meter, Frequency meter, Power factor meter, Timers, Buzzers
   
   DRAWING - ELECTRICAL CONNECTION DIAGRAMS
5. Draw the panel wiring diagram of two shunt generators in parallel.
6. Draw the panel wiring diagram of two single phase alternators in parallel.
7. Draw the winding diagram of lap connected DC armature with commutator connections and brush positions.
8. Draw the winding diagram of wave connected DC armature with commutator connections and brush positions.
9. Draw the mush winding diagram of a three phase induction motor.
10. Draw the concentric winding diagram of a single phase induction motor.
11. Draw the control circuit of jogging.
12. Draw the control circuit of automatic rotor starters.
13. Draw the connection diagram of ON load tap changer.
14. Draw the circuit of three phase transformers in parallel.
15. Draw the connections of three point starter.
16. Draw the connections of automatic star - delta starter.
17. Draw the connections of direct on line starter.
18. Draw the single line diagram of 110 KV / 11 KV receiving substation

Model Question

1. Draw the symbol of Inductor, Power factor meter, DIAC, Buzzer, Alternator  (10 marks)
2. Given sketch shows the connection diagram of ON load tap changer. Draw this sketch and attach the output of the same (60 marks)
3. Viva – Voce 05 marks