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Which of the following statement is TRUE? | Electrical Machines Que 81

81. Which of the following statement is True?

1. Bearings are utilized in direct current machines to prevent frictional losses
2. Brushes are utilized in direct current machines to prevent frictional losses
3. Commutators are utilized in direct current machines to prevent frictional losses
4. Armature is utilized in direct current machines to prevent frictional losses

Answer: A) Bearings are utilized in direct current machines to prevent frictional losses.

Explanation:

Bearings are utilized in direct current machines to prevent frictional losses.