railway RRB JE (CBT I + CBT II) Mock Test 2024 Electrical Machines Alternator and Synchronous Motors Alternator Rotor Types
The question consists of two statements, one labeled as ‘Statement (I)’ and the other labeled as ‘Statement (II)’. You are to examine these two statements carefully and select the answers to these items using the codes given below:
Statement (I): Cylindrical pole machines are less stable than salient rotor machines.
Statement (II): salient rotor machines have a high short circuit ratio, high power transfer capability, and lower speed compared to the cylindrical rotor
1
Both Statement (I) and Statement (II) are individually true, and Statement (II) is the correct explanation of Statement (I).
2
Both Statement (I) and Statement (II) are individually true, but Statement (II) is the not correct explanation of Statement (I).
3
Statement (I) is true, but Statement (II) is false
4
Statement (I) is false, but Statement (II) is true