Q. In repulsion motor, zero torque is developed when (Solved)
1. brush axis is 45° electrical to field axis
2. brush axis coincides with the field axis
3. brush axis is 90° electrical to field axis
4. both (b) and (c)
- d. both (b) and (c)
1. brush axis is 45° electrical to field axis
2. brush axis coincides with the field axis
3. brush axis is 90° electrical to field axis
4. both (b) and (c)