ISRO Technician-B Electrician Question Paper - 2019 (Set - 1) with Answer Key

ISRO Technician-B Electrician Question Paper - 2019 (Set - 1) with Answer Key

56) Calculate the emf generated by a 10 pole wave wound generator having 100 slots and with 10 conductors per slot when driven at 1200 rpm. The flux per pole is 0.01 Wb

Answer is:

1000 V

57) What is the approximate efficiency of a 50Hz, 6 pole, 3-phase induction motor running at 900 rpm

Answer is:

90%

58) Steradian is the unit of

Answer is:

Solid angle

59) For low head and large discharge, the hydraulic turbine used is

Answer is:

Kaplan turbine

60) In a nuclear reactor which of the following material is employed in control rods to regulate fission rate

Answer is:

Cadmium

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