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481.
Match List – I with List – II and select the correct answer using the code given below the Lists:
List-I (Controller)
A. Chopper-controlled resistance in the rotor
B. Sub-synchronous converter-cascade in
the rotor circuit of an induction motor
C. 3-phase a.c. voltage controller
D. CyoloconverterList-II (Type of load)
1. Very low speed, high-power reversible drive
2. Centrifuges in sugar industry
3. Blowers and compressors
4. Loads requiring good starting
performance
b. A→3, B→4, B→1, D→2
c. A→4, B→3, C→1, D→2
d. A→4, B→3, C→2, D→1
asked in Electrical Paper-2, 2008
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