ISRO Technician-B Electrician Question Paper - 2016 (Set - 1) with Answer Key

ISRO Technician-B Electrician Question Paper - 2016 (Set - 1) with Answer Key

16) Transformers are rated in

Answer is:

kVA

17) Calculate the current in low voltage side of a 1kVA 250V/125V single phase transformer

Answer is:

8A

18) Which type of transformer does not isolate the secondary?

Answer is:

Auto transformer

19) The speed of an 8 pole 50Hz alternator is

Answer is:

750 rpm

20) A 3 phase delta connected alternator having a rotating armature will have

Answer is:

3 slip rings

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