Specifications

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7. Enamelled wires should not be used beyond this temperature. What it is?
8. If during rewinding same gauge winding wire is not available then we can use several runs
of lesser gauge wire in place of previous one. Which parameter should be same in both
the cases?
9. What is the equivalent size in mm for 1 mil?
10. What is the name of the plate which is used to find the size of wires?
Part - C
Answer the following question briefly (4 Marks)
1. What is meant by conductor?
2. In which type of motors rectangle conductors are used?
3. What is meant by flexible wire?
4. What are the three types of enamel thickness?
Part - D
Answer the following question in one page level (10 Marks)
1. What are the advantages of using copper as winding wire?
2. What are the properties needed for winding wire?
3. Explain the method to find the winding wire gauge number with the gauge plate.
4. State any ten properties of Enamel coating of the wires.