engineering recuitment JSSC JE Mock Test 2023 Electrical Machines Three Phase Induction Motor Induction Motor Starting
Consider the following statements regarding starting methods of three-phase induction motor
1. Direct online starting is used to start a small induction motor up to 5 H.P.
2. Series reactor method is most suitable for high starting torque demand loads.
3. Autotransformer starting method produces maximum torque per ampere of line current.
Which of the above statement(s) is/are correct?
1
1, 2 and 3
2
1 and 3 only
3
1 and 2 only
4
1 only