Question

What is the value of permissible stress for bronze wire for the diameter of branding wire of 1 mm?

(a) 350 NM per m^2

(b) 250 NM per m^2

(c) 300 NM per m^2

(d) 450 NM per m^2

The question was posed to me in an online interview.

I need to ask this question from Bracing of Rotor Windings in division Aspects of Design of Mechanical Parts of Design of Electrical Machines

Answer 1

The correct answer is (a) 350 NM per m^2

The explanation: The permissible stress for bronze wire for the diameter of branding wire of 1 mm is 350 NM per m^2. The permissible stress for bronze wire for the diameter of branding wire of 1.5 mm is 300  NM per m^2.