WBBSE Madhyamik Power (Vocational) Practice Questions - West Bengal Board Class 10 Secondary Vocational Power Examination Exam

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What is the primary standard dielectric insulation rating required for insulated handles of electrician's hand tools used on live low-voltage circuits?

100 V AC 1000 V AC 50 V DC 10,000 V AC

Correct Answer:

1000 V AC

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