464 videos|571 docs|394 tests
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1. What is electricity? |
2. How is electricity generated? |
3. What are the units used to measure electricity? |
4. What are the different types of electrical currents? |
5. What are the safety precautions to be taken while working with electricity? |
464 videos|571 docs|394 tests
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Explore Courses for SSC CGL exam
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