What is the range of current density in rotor bars?(a) 4-9 A per mm^2(b) 4-6 A per mm^2(c) 4-7 A per mm^2(d) 5-6 A per mm^2The question was posed to me in an internship interview.Query is from Design of Rotor Bars and Slots in portion Three Phase Induction Motor of Design of Electrical Machines

What is the range of current density in rotor bars?(a) 4-9 A per mm^2(

1.	What is the range of current density in rotor bars?(a) 4-9 A per mm^2(b) 4-6 A per mm^2(c) 4-7 A per mm^2(d) 5-6 A per mm^2The question was posed to me in an internship interview.Query is from Design of Rotor Bars and Slots in portion Three Phase Induction Motor of Design of Electrical Machines
Answer» Right answer is (b) 4-6 A per mm^2 For explanation: The MINIMUM VALUE of the current DENSITY in the ROTOR bars is 4 A per mm^2. The maximum value of the current density in the rotor bars is 6 A per mm^2.

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What is the range of current density in rotor bars?(a) 4-9 A per mm^2(b) 4-6 A per mm^2(c) 4-7 A per mm^2(d) 5-6 A per mm^2The question was posed to me in an internship interview.Query is from Design of Rotor Bars and Slots in portion Three Phase Induction Motor of Design of Electrical Machines

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