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Assignment

Kindly write the answer the questions in the blank given below

1. Which insulation has high insulation resistance and good dielectric strength?

A VIR

B PVC

C Rubber

D Varnished cambric

 

2. VIR stands for........

A Varnished India Rubber

B Vulcanized Indian Rubber

C Vacuum Insulated Rubber

D Vulcanized Insulated Rubber

 

3. What is the voltage range of extra high tension cable?

A Up to 1100V

B Up to 11000V

C Beyond 132 KV

D From 33 to 66 KV

 

4. What is the voltage grading of screened cable?

A Up to 11KV

B Up to 1100V

C Beyond 66 KV

D From 22KV to 66 KV


5. Which insulated cable ends are temporarily covered with wax of far?

A PVC

B Rubber

C Impregnated paper

D Varnished cambric

 

6. Which cable leakage currents are diverted to earth through metallic screens?

A Belted type

B PVC cables

C Pressure cables

D Screened cables

 

 

 

 

 


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